If a Nuclear Fission Reactor Produces an Average Power of 1.0

question 103

Multiple Choice

If a nuclear fission reactor produces an average power of 1.0 GW over the course of a year,what mass of ²³⁵U is used up for a 365-day year if 200 MeV are released per fission reaction? (1 eV = 1.60 × 10^-19 J,m_neutron ≈ m_proton = 1.67 × 10-27 kg)

• A)0.35 kg
• B)1.75 kg
• C)390 kg
• D)1.1 × 10⁸ kg
• E)3.3 × 10⁸ kg

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