Question

Atomic mass number is a whole number
Atomic mass number is a whole number

Answer 1

Answer:

Atomic mass number is the sum of number of protons and neutrons . Hence , it is always a whole number

Answer 2

Answer:

Explanation:

Atomic number and mass number are always whole numbers because they are obtained by counting whole objects (protons, neutrons, and electrons). The sum of the mass number and the atomic number for an atom (A-Z) corresponds to the total number of subatomic particles present in the atom.