The mass of a .(3)^(7) Li nucleus is 0.0...

The mass of a `._(3)^(7) Li` nucleus is `0.042 u` less than the sum of the masses of all its nucleons. The binding energy per nucleon of `._(3)^(7)Li` nucleus is nearly

A

`46` MeV

B

`5.6` MeV

C

`3.9` MeV

D

`23` MeV

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The correct Answer is:

B

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