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A U^(235) nuclear reactor generates ene...

A `U^(235)` nuclear reactor generates energy at rate of `3.70xx10^(7)J//s` . Each fission liberates 185 MeV useful energy. If the reactor has to operate for `144 xx 10^(4) s` , then the mass of the fuel needed is (Assume Avogadro.s number = `6 xx 10^(23) "mol"^(-1), 1eV = 1.6xx 10^(-19)J`)

A

70.5 kg

B

0.705 kg

C

13.1 kg

D

1.31 kg

Text Solution

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The correct Answer is:
B
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