For the radioactive decay of radium-226, ²²Ra → 222Rn + He, calculate AE in 226 88 86 kilojoules when 2.2 g of radium decays. Mass of He: 4.0015 g Mass of 222Rn: 221.9703 g 86 Mass of 22Ra: 225.9771g 88 Hint: Mass defect can be set up as: m = mass of products - mass of reactants (Include signs, and use two decimal places. No units in answer.)
Nuclear Fission
Nuclear fission is a type of nuclear reaction in which heavier nuclei split into lighter nuclei by releasing a large quantity of energy. The elements like uranium-235 and plutonium-239 isotope undergo nuclear fission releasing energy. When nuclei undergo fission, some quantity of mass is lost. The lost mass is converted to nuclear energy. Nuclear fission reaction is used in nuclear power plants and atomic bombs. In nuclear power plants, nuclear reactors are used to generate electricity.
Endothermic Nuclear Reaction
A nuclear reaction can be described as a process where two atoms, or two nuclei or nucleus and subatomic particles such as a proton, neutron interact together, and a large amount of energy is produced and new elements are also produced.
![226
222
For the radioactive decay of radium-226, ²²Ra → ²²²Rn + He, calculate AE in
86
kilojoules when 2.2 g of radium decays.
Mass of He: 4.0015 g
Mass of 222Rn: 221.9703 g
86
226
Mass of 2Ra: 225.9771g
Hint: Mass defect can be set up as: m = mass of products mass of reactants
(Include signs, and use two decimal places. No units in answer.)
Write exponential answers in this format: 6.022E23 (for 6.022x10^23). No spaces.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faebcf566-b1e0-4c71-8b7a-91a6878e59c1%2F15ef8773-e261-464d-8df6-5485196f6a71%2Fnm7j0gb_processed.png&w=3840&q=75)
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