with energy from stars‚ it could be a fresh start for our energy sources and our environment. Stars are made from a mix of gases‚ and are powered by chemical energy and nuclear fission. Nuclear fission is a atomic reaction that happens in the core of stars‚ mostly converting hydrogen to helium‚ but it requires a lot of energy. Nuclear burning is
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What can make the world go boom‚ nuclear fission? While nuclear fission has been used as a bomb in the events of Hiroshima it has been used now to produce 40 million kilowatts of energy per day for every ton of uranium. Nuclear fission is when a heavy nucleus disintegrates into two nuclei approximately equal sizes. In the beginning of our understanding of nuclear fission‚ fission was first used and discovered by two German physicists Lise Meitner and Otto Frisch‚ in 1939. However‚ they were not
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The chemical reaction that creates nuclear power is known as nuclear fission. When uranium is blasted with fast-moving atoms known as neutrinos‚ they become unstable and split‚ releasing more fast-moving neutrinos and energy in the form of radiation (Redd). When nuclear fission occurs‚ there are byproducts of the fuel known as fission products. Fission products are highly radioactive and will be such for thousands of years. The current method
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In nuclear chemistry‚ nuclear fusion and nuclear fission are different types of reactions that release energy due to the presence of high-powered atomic bonds between particles found within a nucleus. In fission‚ an atom is split into two or smaller‚ lighter atoms. Fusion‚ in contrast‚ occurs when two or smaller atoms fuse together‚ creating a larger and heavier atom. In both reactions‚ large amounts of energy are produced‚ with the only difference that fusion generates three or four times more energy
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In nuclear physics and nuclear chemistry‚ nuclear fission refers to either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei)‚ often producing free neutrons and photons (in the form of gamma rays)‚ and releasing a very large amount of energy‚ even by the energetic standards of radioactive decay. The two nuclei produced are most often of comparable but slightly different sizes‚ typically with a mass ratio of products of about
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interesting phenomena in Nuclear Physics with far reaching consequences is nuclear fission. Nuclear fission is defined as the splitting of heavy nuclei to release energy. This aspect holds many opportunities and possibilities for our technologically advancing world. Fission Process (Theory) In the case of large atoms‚ such as Uranium‚ the impact of a particle on the nucleus loosens its binding force. The impact causes the nucleus to break apart into pieces‚ also known as fission fragments. These pieces
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which is the foundation of nuclear science. Fission and fusion involves the dispersal and combination of elemental nucleus and isotopes‚ and part of nuclear science is to understand the process behind this phenomenon. Adding up the individual masses of each of these subatomic particles of any given element will always give you a greater mass than the mass of the nucleus as a whole. The missing idea in this observation is the concept called nuclear binding energy. Nuclear binding energy is the energy
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ATGE1073 Engineering Science II Tutorial: ATOMIC & NUCLEAR PHYSICS Prepared By NHL 1 Q1. The radioactive nuclide 199Pt has a half life of 30.8 minutes. A sample is prepared that has an initial activity of 7.56x1011Bq. (a) How many 199Pt nuclei are initially present in the sample? (b) How many are present after 30.8minutes? What is the activity at this time? (c) Repeat part (b) for a time 92.4 minutes after the sample is first prepared. (a) 2.02x1015‚ (b) 1.01x1015‚ 3.78x1011Bq‚ (c) 2
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probably do it. But Nuclear Fusion‚ unlike its cousin‚ Nuclear Fission‚ is quite difficult to achieve. Nuclear fission is the process of splitting large atoms‚ usually Uranium 235‚ to produce massive amounts of energy. The process enacted within all nuclear power plants is Nuclear Fission. Nuclear Fusion‚ on the other hand‚ is the exact opposite; Taking small atoms such as Hydrogen and pushing them together to build larger atoms. In theory‚ fusion produces more energy than fission in a mass-energy ratio
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Similarly‚ nuclear energy is undoubtedly a powerful source of energy compared to other conventional fuels such as coal‚ oil and gas. However‚ nuclear energy also has a lot of disadvantages‚ such as nuclear wastes‚ nuclear plant accidents and nuclear weapons. So before widely use this technology‚ both pros and cons should be taken in consideration. On one hand‚ nuclear energy is not renewable‚ so the problem of nuclear waste is still unsolved. Nuclear waste is a waste produced by radioactive fissions. Unlike
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