Nuclear Fission: When a Neutron (N) Collides with a Uranium-235

question 70

Multiple Choice

Nuclear fission: When a neutron (n) collides with a uranium-235 nucleus it can induce a variety of fission reactions. One such reaction is U + n → Xe + Sr + 2n. How much energy is released in this reaction, given the following mass values: Xe: 139.921620 u Sr : 93.915367 u U: 235.043924 u n: 1.008665 u
(1 u = 931.494 MeV/c²)

• A) 185 MeV
• B) 202 MeV
• C) 32.6 MeV
• D) 65.7 MeV
• E) 98.6 MeV

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