You are given that Mass of … = 7.0160u, Mass of … = 4.0026u and Mass of … = 1.0079u. When 20 g of … is converted into … by proton capture, the energy liberated, (in kWh), is : [Mass of nucleon = 1 GeV/c²]

Atoms and Nuclei

JEE Main 2020 · 6 Sep, Morning shift · Q6049

PhysicsMedium183×since 2002Q6049

You are given that Mass of

{}_3^7Li

= 7.0160u, Mass of

{}_2^4He

= 4.0026u and Mass of

{}_1^1H

= 1.0079u. When 20 g of

{}_3^7Li

is converted into

{}_2^4He

by proton capture, the energy liberated, (in kWh), is : [Mass of nucleon = 1 GeV/c²]