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Atomic Energy Exercises
3 pages (750 words)
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...atom into nucleus and free electrons (Jones International University, 2011). Helium has a lower binding energy compared to beryllium and iron. This is because helium has an atomic mass of 2, beryllium has an atomic mass of 4, whereas iron has an atomic mass of 26. In this case, iron has the greatest binding energy because of its atomic mass that is larger than that of beryllium and helium. This is so because, from the periodic table (of elements... ? Atomic Energy Exercise Response to question 7A Case The quantity of energy needed to push particles close together for curve is more compared to that for curve 2. This is so because of the combination of electrostatic repulsion force which extends over large ...
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Not eassay ...just 2 quitiins phsics
4 pages (1000 words)
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...mass of the constituents of the nucleus. It may also be defined as the total energy required to completely separating the nucleons in the nucleus of an atom. In addition, the energy may be defined as the energy that is lost with the formation of a nucleus (Podgorsak 17). The theoretical mass of a nucleon is less than the actual mass of the nucleon and the difference in the atomic mass units (amu) is what that is referred to as the binding... Binding Energy Question Calculate the binding energy per nucleon for Fe56 and Ra226. Are the results about what youwould expect? Can you explain why they are different for the two nuclei? The binding energy in a nucleon is the resultant of the difference in mass of...
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Mass Spectrospcopy
5 pages (1250 words)
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...atom. In his study, he subjected the Neon-20 atom to mass spectrometry and found a variant atom, Neon-22. This suggested that neon in fact was an isotopic element. The earliest form of a mass spectrometry machine was built in 1918 by A.J. Dempster. It was until the mid 1960s that the method of mass spectrometry came into proper and common use because the machines were reliable and affordable (Pavia 443). With the advancement in ionization techniques of high molecular weight substances between 1980s and 1990s, this analytic procedure has grown immensely. Introduction... Mass Spectroscopy Mass spectroscopy, also called mass spectrometry, is an analytical technique performed in the laboratory to divide...
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MRI (Classical theory Magnetic resonance)
9 pages (2250 words)
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...atom. An atom is composed of the nucleus (neutrons and proton with electrons revolving around the nucleus in orbits. The most basic features of the atom depend upon the two basic entities (1) Atomic number (z): it is the total number of protons inside the nucleus of the atom and (2) Atomic mass number (A): it is the total number of protons and neutrons inside the nucleus of the atom. Both of these entities play a significant role in producing a MRI active nuclei having active magnetic moment property. In electromagnetic laws a nucleus spining around... Question Magnetic moment is the property of the element which is due to the basic structure and construction of the smallest element of the element i.e...
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Geology assignment
1 pages (250 words)
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...atom lost two protons and two neutrons from its nucleus. The original atom had an atomic number of 10 and atomic mass of 28. Do the following: What is the new atomic number of the atom (after that loss)? Original atomic number (protons) = 10 Atomic mass (Protons + Neutrons) = 28 Neutrons = 18 Therefore new atomic number will be = 8 What is the new atomic mass number of the atom (after that loss)? New atomic mass number = 24 8... . If radioactive decay began with 400,000 parent isotopes, how many would be left after three half-lives? 200,000 b. 50,000 c. 100,000 d. 25,000 9. The half-life of a radioactive isotope is 500 million years. Scientists testing a rock sample discover that the...
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Atomic Bombing
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...Atomic Bombing Introduction Atomic bombing in Hiroshima and Nagasaki during World War II is a controversial issue. There are some critics who are not in favor of and even condemn such act. For them, it was not the appropriate move to end the war between the United States and Japan in 1945. There were at most 200,000 number of Japanese civilians who were reported to die from that nuclear bombing in two particular places in Japan, Hiroshima and Nagasaki on August 6 and 9, respectively. According to these critics, the death of civilians in the Second World War could remarkably point out the inhumane approach involved with that bombing together with other... ?(Word count 022 – excluding bibliography) Atomic...
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Atomic Bomb
5 pages (1250 words)
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...atomic bombs on the Japanese cities of Hiroshima and Nagasaki. The estimated loss of life within four months after the bombing were more than 80,000 in Hiroshima and 60,000 in Nagasaki, with almost half of the deaths occurring on the first day only.1 To date these bombings have been the only instance of nuclear weapon use in a war. Such an acute episode of mass killing along with its long-term radiological consequence is unprecedented... ? Atomic Bomb Your History and Political Science 11/08 Was it necessary to drop the atomic bomb to end World War II? Hiroshima: Why America Dropped the Atomic Bomb by Ronald Takaki (pp. New York: Little, Brown and Company, 1995.) In this book Ronald Takaki, a renowned...
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Understanding The Periodic Table
4 pages (1000 words)
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...atom. The image below is a representation of a simple atom. Figure 1. Image of a simple atom with its protons, neutrons and electrons (Source: education.jlab.org) Protons are positively charged particles, while the electron is negatively charged. Neutrons are uncharged particles (Genesis, n.d.). The mass of the atom is measured from the mass of the proton and neutron, and they are located at the center of the atom clumping together and called the nucleus. Protons weigh approximately 1.67 x 10-24 grams or 1 atomic mass unit (amu) and the neutron also weighs 1 atomic mass unit (Interactives, n.d.). As mentioned earlier, all elements... ? UNDERSTANDING THE PERIODIC TABLE Your Full The Periodic table of...
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The atomic bomb essay
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...Atomic Bomb Essay Summary/Context There was an editorial published in the New York Times onDecember 9, 1945 titled ‘Debating the Atomic Bomb’. This short editorial focused in the social responsibility that the scientists developing weapons of mass destruction have. Mentioned in the article is that fact that the decision to use a major weapon, such as the Atomic Bomb, have largely been left up to the government, specifically the legislative body. As a result of the attacks on Hiroshima and Nagasaki, however, the public is increasingly becoming involved in the debate. This editorial makes it a point to mention that, if a third world war is to be avoided, then the public must become... ? Day Month Year...
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The Making of the Atomic Bomb
2 pages (500 words)
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...atomic bomb. In 1939, a number of scientists became responsive of the theoretical prospect of creating an atomic bomb, a weapon of mass destruction vastly beyond the potential of existing military arsenals. But it was not until the United States entered World War II, late in 1941 that priority was given to funding and organizing research into the creation of such a weapon in a secret operation referred to as the Manhattan Project... "The Making of the Atomic Bomb" This book's detail is the full story of how the bomb was developed, from the turn-of-the-century discovery of the vast energy locked inside the atom to the dropping of the first bombs on Japan. A small number of great discoveries have evolved...
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The Making of the Atomic Bomb
2 pages (500 words)
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...atomic bomb. In 1939, a number of scientists became responsive of the theoretical prospect of creating an atomic bomb, a weapon of mass destruction vastly beyond the potential of existing military arsenals. But it was not until the United States entered World War II, late in 1941 that priority was given to funding and organizing research into the creation of such a weapon in a secret operation referred to as the Manhattan Project... . The first test atomic bomb, called Trinity, was exploded in the New Mexico desert on July 16, 1945. On August 6, an atomic bomb was dropped on the Japanese city of Hiroshima. Three days later, another atomic...
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Calmodulin
1 pages (250 words)
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...atomic mass of calmodulin is 17 kDa and another striking quality of this protein is its abundance in the living organisms and its presence in most of the cells of the living organisms (Champe et al 2005; Murray et al 2009). Calmodulin possesses a very important function... Calmodulin Calmodulin is a protein which is referred to as a “calcium binding protein” and thisprotein is known to be present in both animals and the plants. The protein comprises of 148 amino acids and it possesses four sites which are referred to as “domains” where calcium can attach. A structural quality that differentiates calmodulin from other proteins is the trimethylation of its 115th amino acid (Ganong 2005). The atomic mass...
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How the scientific method is illustrated by the development of the atomic model
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...atoms, as opposed to the use of absolute mass. Take for instance; it is easier to explain that 2 atoms of Hydrogen, when they are joined with 2 atoms of Chlorine, will form 2 molecules of hydrogen chloride (McLean, 17). This is as opposed to saying, 2 grams of hydrogen, when they are reacting with 70.9 grams of chlorine, would form 72.9 grams of hydrogen chloride. Because the use of atomic model was easier to illustrate the scientific methods of inquiry, majority of chemists began using the concepts of atomic theory (Stewart, 22... Scientific Method and Atomic Model Majority of scientists consider the theory of atomic matter as important in explaining the scientific method. This theory was proposed by...
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Griffith's theory of fracture
4 pages (1000 words)
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...atomic-mass atoms, and a glass fiber has unstable movable strong-held molecules. Even both of these materials may be brittle; they could be molded and fused into strong composite materials... ?Adil’s ENG Ceramics and Metals have different atomic structure and ionic bonding. Ceramic materials have both ionic and covalent bonds. Ionic bond is the one that keeps them brittle. Ionic bond is lose and no definite direction. The positive and negative ions are arranged and are held together by attraction created by each other of different charge. When stress is applied, ions slide past each other then goes to different directions; ions of the same charge bumps and trying to repel each other; causing the atoms to ...
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President Truman's decision to drop Atomic Bomb
4 pages (1000 words)
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...atomic bomb helped win the war, it did not help bring peace. Instead, it created more fear and suspicion. The existence and amassing of this weapon of mass annihilation created chaos and gave birth to organizations like the NATO, creating an ever-existing gap between capitalist and communist regimes. In total, it is clear that there will be arguments for and against Truman’s decision... Truman and Atomic Bomb of the Truman and Atomic Bomb Harry Truman’s decision to drop atomic bomb in Japan is still alive in debates for its ethical implications. While some people consider it as an example of unethical political decision-making, for some others, it was the most ethical decision available at that point of ...
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Zinc
6 pages (1500 words)
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...atomic number of zinc is 30. It has the atomic mass of 65.39 a.m.u (atomic mass unit). Zinc has a melting point of 419.58 °C and it has a boiling point of 907.0 ° C. The density of zinc is 7.133 g/cm3. The numbers of neutrons are 30 and then numbers of protons/electrons are 35. ISOTOPES OF NEUTRON: The isotopes are the atoms containing different number of neutrons and same number of protons, responsible for altering total number of nucleons. There are ten isotopes of zinc that are shown in the table below. Half Life Zn-62 9.26 hours Zn-63 38.5 minutes Zn-64... ?INTRODUCTION TO ZINC: Zinc has its origin form the German word “Zin” which means Tin. Zinc is found in the group IIb in the periodic table. Zinc...
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Determination of Mercury content in Canned Tuna brands using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) and use Isoto
15 pages (3750 words)
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...atomic absorption spectrometry is the graphite furnace technique, commonly abbreviated as GF AAS. This method allows for direct determination of many metals at trace and ultra trace levels in solid samples. Advantages of this technique include high sample throughput and low sample requirement in terms of the sample mass for analysis. In this approach of mercury analysis and determination, a major limitation is high volatility. This is mainly experienced due to the volatile nature of mercury and its compounds... ? Determination of Mercury content in Canned Tuna brands using Inductively Coupled Plasma Mass Spectrometry Mercury (Hg) is one of the most harmful environmental pollutants due to its toxicity and ...
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The use of isotopes in medicine
5 pages (1250 words)
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...atoms of a single element, having a proton number equal to the number of electrons, but they differ in the number of neutrons. This leads to a difference in the atomic mass although the atomic number is the same (McKinney, et al, 1995). However, since neutrons are chemically in active, the difference caused by neutrons does not affect the atoms chemically. As a result, isotopes have similar chemical reactions, but only differ physically due to their atomic mass difference. This physical difference explains why a process like fractional distillation can be used to separate isotopes... by archeologists in their search to establish ancient locomotive patterns. Archaeologists rely on the...
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Atomic Theory Webquest
4 pages (1000 words)
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...atoms are neither created nor destroyed in chemical reactions) supports the law of conservation of mass. Since atoms are present in all matter, then this principle by Dalton truly explains the law of conservation of mass. 2. a. What is the law of definite proportions? The law of definite proportions (also known as the law of constant composition) states that all... a. What is the law of conservation of mass? The law of conservation of mass s that themass of a given system does not change in any ordinary chemical reaction or more simply, the mass of reacting species is always equal to the mass of the substances formed by a chemical reaction (Sterner). b. Who developed it? The law of conservation of mass...
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Determination of Mercury content in Canned Tuna brands using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) and use Isotope ratio to pinpoint where mercury is coming from
15 pages (3750 words) , Download 1
...atomic absorption spectrometry is the graphite furnace technique, commonly abbreviated as GF AAS. This method allows for direct determination of many metals at trace and ultra trace levels in solid samples. Advantages of this technique include high sample throughput and low sample requirement in terms of the sample mass for analysis. In this approach of mercury analysis and determination, a major limitation is high volatility. This is mainly experienced due to the volatile nature of mercury and its compounds... Determination of Mercury content in Canned Tuna brands using Inductively Coupled Plasma Mass Spectrometry Mercury (Hg) is one of the most harmful environmental pollutants due to its toxicity and ...
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Atomic bombings of Hiroshima and Nagasaki
4 pages (1000 words)
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...mass destruction against Japan in order to force an unconditional surrender and to end WWII (Zuberi 623).This paper explores the horrors of bombings and whether it was justifiable to use atomic bomb against Japan during WWII. The morning of August 6, 1945, U.S. Air Force B-29 bomber dropped bomb on Hiroshima, the primary target, at 8:15 A.M. Aircrafts pilot, Colonel Paul Tibbets, named it after his mother, Enola Gay (Langley 8-10). United States of America dropped two atomic bombs on Japanese cities, Hiroshima and Nagasaki, within a short time span to three days. The bombings killed more than 115,000 people (possibly 250,000) and injured 100,000... Your Hiroshima and Nagasaki Bombings Hiroshima Cenotaph...
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Atomic Bombings of Hiroshima
6 pages (1500 words)
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...atomic bomb on Hiroshima. Hiroshima was one of the most important military centers of Japan containing almost 43,000 soldiers and about 300,000 civilians. At around 8:15 Hiroshima time, the B-29 released its weapon of mass destruction the 'Little Boy' on the city of Hiroshima. Little Boy was a 9700 pound uranium bomb which was set to destroy Hiroshima completely... First 20 November 2009 Experiencing History The early hours of 6th August 1945 turned out to be one of the most frightful for the people of Hiroshima. Enola Gay, the B-29 American bomber took off from the Island of Tinian and headed towards the city of Hiroshima in Japan. The United States of America had planned to drop of the first ever...
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Organic chemistry
4 pages (1000 words)
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...mass spectrometer The singlet peak shown by the proton NMR at a chemical shift value of 2.1ppm confirms the presence of R-C=O with a methyl group attached Compound B Elemental analysis suggests that the presence of two oxygen atoms in the compound can either be a carboxylic acid or an ester. Presence of the carboxylic acid is confirmed with the addition of sodium hydrogen carbonate as all acids release the effervescence of carbon dioxide during the reaction. Neither alcohols nor carbonyl compounds react with sodium hydrogen carbonate. Hence it is confirmed that the compound is a carboxylic acid, propanoic acid. Peaks shown by the infra red spectrum...
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Trumans Decision regarding the Atomic Bombs
6 pages (1500 words)
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...atomic disaster “resulted from lost opportunity to make other choices and not from malicious power” (Hubbard, 374). Bernstein in his article has highlighted the two principle reasons behind the Atomic bombings on the Japanese cities – the brutality with which the Japanese conducted the war was manifested in their merciless killing of civilians, and also the political pressure faced by Truman to end the costly war. As for the first reason, many examples can be counted in favor of Japan’s brutality like the rape of Nanjing which was a mass murder and rape by the Japanese soldiers of hundreds and thousands of Chinese civilians and disarmed soldiers. Then there were other brutal attacks... ?Truman’s Decision ...
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Mass murder
9 pages (2250 words)
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...mass execution of civilians in the period of total war more so through strategic bombing such as the Bombing of Tokyo as well as the atomic bombings of Nagasaki and Hiroshima also constitute state murder (Kuhne 120). State mass murder may occur in case state initiated actions result in the death of many people. Examples of such murders occur from manmade calamities such as the poverty and famines... Mass Murder Mass murder is a term mostly used in the military set up referring to the action of killing a large number ofindividuals usually at once and within a short period (Fox & Jack 5). However, according to FBI, a mass murderer is a person killing four or more people at once. In most situations, the...
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Answer questions
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...atomic mass). Each particular unstable element takes a predictable amount of time to decay from a parent to a daughter element called half-life (Weins, 2002). The knowledge of the half-lives of different element can enable scientist to determine the age of a rock. This dating technique is most suitable for igneous (volcanic) rock with radioactive elements... Extraterrestrial Volcano and Index Fossil due: Question One: Olympus Mons Olympus Mons is a Martian volcano that is on the northern side of Mars’ Tharsis Montes region. It stands over 21km high and extending in diameter of over 500km (Head & Milkovich, 2003). Due to striking similarities in characteristics; volcanologists have classified the Olympus ...
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Critical Thinking Assignment
2 pages (500 words)
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...atomic mass and isotopes. Indeed, the bonds can be covalent, polar or ionic. “Do all ionic compounds dissolve in water? Do all covalent compounds dissolve in water?” Ionic compounds are compounds with two or more ions held closely by electrical attraction. They contain cation (+) and the anion (-) charges. Most Ionic compounds dissolve in water. Some ionic compounds fail to disband in water. The ionic compounds that contain... Task: Critical Thinking Assignment “Does the nature of the bonding between atoms lead to different physical and chemical properties for a compound?” The nature of bonding between atoms is caused by the variability in the physical and chemical properties for a compound. These p...
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Isotopes in archeology
5 pages (1250 words)
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...atomic number but differ in atomic mass, therefore, isotopes of an element are the different arrangements of neurons for the same proton. Except for hydrogen, all other known stable atoms have protons and neutrons in equal numbers, this balance is absent in the case of isotopes. The atomic number of an element is determined by the number of protons present on its atom, while the atomic mass is calculated based on the present neutrons (Saunders and Katzenberg, 1992). Isotopes are classified into two groups, stable... ?The etymology of the word isotopes can be traced back to the Greek words, isos equal and topos meaning place. The physical of an isotopeis that it is a variable of an element with a similar...
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Radioisotopes in Medicine
5 pages (1250 words)
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...atoms which may be one or more than one with same atomic number i.e. having the same number of protons in the nucleus; same position in the periodic table; similar chemical properties but different atomic masses and physical characteristics. These species are called isotopes of the same element. These isotopes are possessed by all elements. These isotopes have been divided into stable and unstable. Unstable isotopes are those... Radioisotopes in Medicine Outline Introduction of isotopes and radioisotopes History of Nuclear Medicine Use of radioisotopes in medicine Preventive Diagnostic Therapeutic Radiotherapy Conclusion Radioisotopes in Medicine Every chemical element has got species of ato...
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Why We Had to Drop the Atomic Bomb
8 pages (2000 words)
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...atomic bombs, because more than 60 of its cities had been destroyed by conventional bombing. Some of them also thought that Japan would never surrender, because the Japanese had demonstrated near-fanatical resistance, fighting to almost the last man on the Pacific islands, committing mass suicide on Saipan and unleashing kamikaze attacks at Okinawa. [2] I think that President Truman had taken the right decision which helped the US to finish this war much earlier and without enormous casualties on both sides. Given below are some factual... Pavel Kaliadka Young, R Core 100 Assignment # 2 November Why We Had to Drop the Atomic Bomb? The President of the United States Harry S. Truman had taken a de...
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My element / Chemical disaster
2 pages (500 words)
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...atomic mass of this element is 39.008. When boiled it melts point of 63oC. Chemical properties It boiling point is 761oC. When exposed into the air it quickly oxidizes to a white solid. it reacts violently with water to give off hydrogen gas. It also reacts with acids and all non-acid metals like fluorine, nitrogen, chlorine and sulphur (Johnson, 2007, p73). Application/Uses This element in the human body helps in improving the normal functioning of the body just like alkali group metals (DemtröDer, 2010, p45). It can also be alloyed with sodium and used as a cooling agent... My Element/ Chemical Disaster My Element and Symbol Coloradium (Cd) This element’s is derived from the whereit was discovered, ...
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THE DECISION TO DROP THE ATOMIC BOMB ON HIROSHIMA AND NAGASAKI
2 pages (500 words)
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...ATOMIC BOMB ON HIROSHIMA AND NAGASAKI History, Essay March 6, The only example of nuclear weapons usage in the history of mankind is bombing of Japanese cities of Hiroshima and Nagasaki in World War II. It is an extremely tragic event which resounds in the hearts of the Japanese with painful memories and horror experienced by their compatriots on 6th and 9th of August 1945. The death toll counts more than 200 thousands of civilian, and even an approximately unknown number of mutilated bodies and destinies. It can be referred to the fact that a great number of people dies every month in war time, still considering the loss is the result of the use of mass destruction nuclear... THE DECISION TO DROP THE...
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History of the Universe
4 pages (1000 words)
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...atomic mass. The repulsive electromagnetic force would proportionally increase with the addition of a proton in the nucleus. c) State a way in which you could reduce the strength of the electromagnetic force between the two oxygen-16 nuclei to zero but leave the strength of the gravitational force between the two nuclei... Section B Question B1 In a hydrogen atom, the highest bound energy level corresponds to an energy of 0.0eV, and two of the lower bound energy levels corresponds to energies of -0.38eV and -0.54eV. a) Draw a labeled energy level diagram for a hydrogen atom, representing the three bound state energy levels described above. Indicate in which direction the energy levels increases. b) A p...
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What was the short term significance of the successful testing of the atomic bomb
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...atomic bomb? The atomic bombing of Hiroshima and Nagasaki was a decisive manoeuvre on part of the United States that brought a much-needed end to a long, bloody and costly war. Although, the bombing remains a controversial move and despite the censure it attracted, the successful atomic bomb testing was indeed a significant development for the Allied Powers. Ever since the World War I, the world had been on the brink of a similar conflict and these fears manifested themselves in the form of the second Great War. The United States were involved in both conflicts indirectly, but the Pearl Harbour incident instantly brought them... ?What was the short term significance of the successful testing of the...
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Chemistry
6 pages (1500 words)
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...mass atomic mass Carbon 56.79 % 12 Hydrogen 6.56 % 1 Oxygen 28.37 % 16 Nitrogen 8.28 % 14 Total 100 % 43 C 56.79 % x 43 = 24.4 H 6.56... Chemistry Question One A and B Properties of gold, cube Density of gold = 19.3g/ml A Mass 11.439g B Volume of water 5.1ml With gold cube = 5.7ml a) The graduated cylinder has an accuracy of 0.1 ml, the electronic balance has an accuracy of 0.0001 g. according to the measurements given on volume they are accurate according to the minimum readable measurement given by the cylinder. The measurement given...
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PHYSICS (SOLUTIONS)
3 pages (750 words)
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...mass of helium in the balloon. Let us suppose that helium is an ideal gas at and atmosphere. The ideal gas law gives volume occupied by a mole of an ideal gas: litres; here is universal gas constant (Feynman et al 1964). Therefore, the balloon contains moles of helium. The relative atomic mass of helium is 4, so a mole of helium weights 4 grams. Hence, helium in the balloon weights approx. grams. c) Using the graph attached for the task 1, namely dependence , let us define where km. Roughly, mb, say, mb... Physics (solutions) Task There are two dependencies at the graph attached, ly dependence of atmospheric pressure (in millibars) by altitude(in kilometers) and also atmospheric temperature ...
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Electric Power Usage
2 pages (500 words)
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...atomic reactors (Uranium), it is found that uranium produces million tines the energy produced by other energy sources of comparable mass. For instance, 1 kg of Uranium... The Annual Electric Power Usage in a household The Annual Electric Power Usage in a household Energy is one of themost fundamental economic drivers as well as for the domestic usage. This paper explores to quantify the amount of energy likely to be consumed in an average household and the ultimate cost thereof. It ultimately compares the amount of the energy used vis avis other sources of energy. Having known the number of households that are in demand of the electric power, this paper can be useful for the federal government to plan...
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Pv system 2
2 pages (500 words)
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...atomic mass energy of Helium 4 nucleus (Hedegus and Luque 79) Part of the radiation is lost to the outer space through radiation as some is scattered by the atmospheric gases. Some of the heat that reaches the earth’s surface has an average intensity termed as solar isolation and ranges between 0.6to 1.0kW/m2. This is mostly absorbed by plants as humans also harness the solar energy to produce electricity (Hedegus and Luque 48). In the production of electricity, the solar radiations... voltage as a result of light. The semiconductor absorbs the light thereby knocking electrons and letting them flow freely. This is a typical conversion of light to electricity at atomic level....
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To What Extent Was Truman's Decision to Drop the Atomic Bomb Justified
7 pages (1750 words)
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...atomic bomb turned out to be more effective at causing deaths than he had anticipated. This effectiveness at mass destruction by atomic bombs motivated Truman to use the second bomb; and he allowed it to be dropped knowing the effects of the first one. Many sources claim that the power... Module To what extent was Truman’s decision to drop the Atomic Bombs on Japan in World War II justified? A: Plan of Investigation Before August 6 1945, atomic bombs had never been used in war, and no one had an idea of the magnitude of their destructive capability. President Truman was the first person to authorize their use following Japan's hesitation in surrendering; japan had rejected the United States’ terms of...
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Mass-spectrometer (another copy)
12 pages (3000 words)
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...mass-spectrometer for use in detecting/uncovering/ identifying illegally trafficked drugs in airports. In the report, specific design as well as its rationale is described meticulously such that an experienced technician, without more allusion to the design engineers themselves can build the machine for the above-mentioned purpose as well as gain insight into the design as well as the function of a mass spectrometer. The mass spectrometer is projected to identify smuggled drugs by perceiving ion concentrations of shared elements for all the drugs as well as, once detected these chemical elements will be matched... with a catalogue of chemical compounds; an illustration of this process is...
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Weapons of mass destruction
6 pages (1500 words)
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...Mass Destruction: They redefined warfare in the 20th century and could redefine civilization itself in the 21st. NATIONAL GEOGRAPHIC. 202, 2-35. http://www.globalsecurity.org/wmd/ http://www.wmdcommission.org/ Panofsky, W. K. H. (2007). the deadly semantics of "weapons of mass destruction.". BULLETIN- ATOMIC SCIENTISTS. 63 (1), 37-39. Greenberg, M. R. (2007). Weapons of Mass Destruction: The Fear and Legacy. AMERICAN JOURNAL OF PUBLIC HEALTH. 97 (9), 1544. http://www.csis.org/burke/hd/reports/EffectsTerrWMD.pdf http://www.fas.org/terrorism/wmd/index.html Jean... Weapons of Mass Destruction 19th century can be said to be one of the most violent and destructive centuries in the history. As the world ...
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Weekly post
1 pages (250 words)
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...atomic mass of 12, hydrogen has an atomic mass of 1, and oxygen has an atomic mass of 16 means that 72/180 = 40% of the mass of the sugar molecule comes from carbon.  Taking into account the other types of molecules that are found in a tree (proteins, lipids, etc.), we find that about 45% of the dry mass (not including the water) of a tree comes from carbon.  In other words, a 100 kilogram log of a tree that has been completely dried contains about 45 kilograms of stored carbon.   While each kilogram of dried tree is storing .45 kilograms of carbon, it is removing more than a kilogram of carbon dioxide from the atmosphere... Trees and Carbon Table of Contents Introduction (2 Carbon Cycle and Global...
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Chemistry
4 pages (1000 words)
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...mass of Oxygen is 32 grams while its atomic mass is 16 grams. By ratio compared to dry air, Oxygen forms about 23.20% of the atmospheric air by weight and has a boiling point of -182.950C. Oxygen forms about 85% of the earth’s elements such as oceans, and is a component of most minerals and rocks given that 46% of these rocks and minerals comprises of Oxygen. Subsequently, the compound forms about 60% of the human body mass. Oxygen as a chemical compound possess distinct properties such as being colorless, being tasteless and odorless. Oxygen also has the property of being poorly soluble in water. A particular gravity of 1.105 is enough to make oxygen... Introduction to Chemistry: Analysis of Oxygen...
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State sovereignty 'led inexorably to the Holocaust and atomic warfare'
9 pages (2250 words) , Download 3
...atomic warfare’? Two major historical traumas that occurred in the 20th century – the Holocaust and atomic warfare, both involved countries that exercised its full sovereign rights which led many nations to the Second World War. Around six million Jews died in the hands of the Nazi, a political party which represented the legal government of Germany in 1933 (Florida Center for Instructional Technology, 2011). On the other hand, over 200,000 Japanese civilians died when the United States aircraft dropped atomic bombs in the Japanese cities of Hiroshima and Nagasaki -- a decisive action of the United States... ?Topic: Do you agree that the codification of sovereignty ‘led inexorably to the Holocaust and...
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Mass spectroscopy and Raman spectroscopy
9 pages (2250 words)
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...Mass spectroscopy and Raman spectroscopy Spectroscopy, or spectrometry, is the science that studies the capa of certain materials to either absorb or emit power in a specific section in the electromagnetic spectrum (Flowers and Silver, 2004; p.953). The data or information derived from using any spectroscopic technique is called a spectrum. A spectrum is a portion of the energy level which was detected against the wavelength of the energy. A spectrum is used to derive information on atomic and molecular energy levels, interactions of molecules, molecular geometries, and chemical bonds. In qualitative analysis, the resulting spectra are used to classify the components of a sample, while... in...
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Weapons of mass destruction
10 pages (2500 words)
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...Mass Destruction: They redefined warfare in the 20th century and could redefine civilization itself in the 21st. NATIONAL GEOGRAPHIC. 202, 2-35. http://www.globalsecurity.org/wmd/ http://www.wmdcommission.org/ Panofsky, W. K. H. (2007). the deadly semantics of "weapons of mass destruction.". BULLETIN- ATOMIC SCIENTISTS. 63 (1), 37-39. Greenberg, M. R. (2007). Weapons of Mass Destruction: The Fear and Legacy. AMERICAN JOURNAL OF PUBLIC HEALTH. 97 (9), 1544. http://www.csis.org/burke/hd/reports/EffectsTerrWMD.pdf http://www.fas.org/terrorism/wmd/index.html Jean Pascal Zanders, "Assessing the Risks of Chemical... Weapons of Mass Destruction 19th century can be said to be one of the most violent and...
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Gold
7 pages (1750 words)
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...Atomic Mass 196.9655 g.mol -1 Boiling Point 3129 K, 5173 °F, 2856 °C Standard potential +1,68 V ( Au+/ Au ) Ionic Radius 0.137 nm (+1) Vander Waal Radius 0.144 nm Density 19.3 g.cm-3 at 20°C Electronic Shell [ Xe ] 4f14 5d10 6s1 History Discovered Middle eastern (Before 6000 BC) Table1. The common properties of gold material, It shows both physical and also the chemical... ? June 2, GOLD MATERIAL: EXTRACTION, STRUCTURE, PROPERTIES AND ITS IMPORTANT This paper gives a general overview of gold material, its physical and chemical structures and properties, the general process used in extraction of the mineral (gold) including the many types of gold we have. Also, it presents a view on the economic...
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The effect of Dropping of the Atomic Bomb over Hiroshima and Nagasaki
5 pages (1250 words) , Download 1
...atomic bomb on the city of Hiroshima at 8:15 A.M. on August 6, 1945, caused devastating damages to the city. More than 4 square miles of the city were instantaneously and completely destroyed. In addition, more than 66,000 people lost their lives in addition to causing injuries to more than 69,000 people. Later on August 9 the same year, exactly three days after the first bombing was carried out in Hiroshima, another bombing was carried out in Nagasaki at exactly 11:02 A.M. dropping the bombing in this port city also caused more devastation to the people of japan as well as destroying the city. More than 11/2 square mass of land was destroyed to an extent... The Effect of Dropping of the...
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Atomic bonb
5 pages (1250 words)
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...atomic bombs that were dropped in Hiroshima and Nagasaki proved to even those who were not directly affected by the destruction the power of such bombs. There was thus, a fear of atomic power as something that could trigger off apocalypse or the end of mankind as a species. This fear was then expressed through movies such as The Day the Earth Caught Fire and The Day the Earth Stood Still. These movies were made in the wake of the world wars and the effect of these wars and the incredible human loss that they caused can... ? Science Fiction and the fear of Apocalypse of Science Fiction and the fear of ApocalypseScience fiction has always been a channel for filmmakers and audiences to channelize their...
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Gold
7 pages (1750 words)
Nobody downloaded yet
...Atomic Mass 196.9655 g.mol -1 Boiling Point 3129 K, 5173 °F, 2856 °C Standard potential +1,68 V ( Au+/ Au ) Ionic Radius 0.137 nm (+1) Vander Waal Radius 0.144 nm Density 19.3 g.cm-3 at 20°C Electronic Shell [ Xe ] 4f14 5d10 6s1 History Discovered Middle eastern (Before 6000 BC) Table1. The common properties of gold material, It shows both physical and also the chemical... September 8, GOLD MATERIAL: EXTRACTION, STRUCTURE, PROPERTIES AND ITS IMPORTANT This paper gives a general overview of gold material, its physical and chemical structures and properties, the general process used in extraction of the mineral (gold) including the many types of gold we have. Also, it presents a view on the economic...
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