Define mass Number.....
Answers
Answered by
19
Answer:
The mass number, also called atomic mass number or nucleon number, is the total number of protons and neutrons in an atomic nucleus. It is approximately equal to the atomic mass of the atom expressed in atomic mass units.
Answered by
7
Answer:
a measurement of the power of an atom to combine with others, by the number of hydrogen atoms it can combine with or take the place of
Similar questions