It Is Often Possible to Use the Atomic Masses When

Multiple Choice

It is often possible to use the atomic masses when calculating the binding energy of a nucleus. The reason for this is

A) the electron masses do not cancel.
B) the electron masses cancel.
C) tables of nuclear masses are usually not available.
D) the mass of the electron can usually be neglected when compared to the mass of the neutron.
E) the atomic masses are the same as the nuclear masses.