Question

what is meant mass defect

Answer 1

Answer:

Nuclear binding energy is used to determine whether fission or fusion will be a favorable process. The mass defect of a nucleus represents the mass of the energy binding the nucleus, and is the difference between the mass of a nucleus and the sum of the masses of the nucleons of which it is composed.

Answer 2

Answer:

the difference between the mass of an isotope and its mass number, representing binding energy.