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
Answer:B
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