Question
Question: If m, m<sub>n</sub> and m<sub>p</sub> are the masses of <sub>Z</sub>X<sup>A</sup> nucleus neutron an...
If m, mn and mp are the masses of ZXA nucleus neutron and proton respectively:
A
m< (A – Z)mn + Zmp
B
m = (A – Z)mn + zmp
C
m = (A – Z)mp + Zmn
D
m > (A – Z)mn + Zmp
Answer
m< (A – Z)mn + Zmp
Explanation
Solution
Mass of nucleus should be less than mass of nucleons.