In a Fission Reaction,a ²³⁵U Nucleus Captures a Neutron

question 65

Multiple Choice

In a fission reaction,a ²³⁵U nucleus captures a neutron.What energy is released if the products are ¹³⁹I,⁹⁵Y and two neutrons? (atomic masses: ²³⁵U,235.043 9;¹³⁹I,138.935 0;⁹⁵Y,94.913 4;neutron,1.008 67;and 1 u = 931.5 MeV/c²)

• A)123 MeV
• B)174 MeV
• C)199 MeV
• D)218 MeV

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