Question

atomic mass number is a whole number (give a scientific reason) ​

Answer 1

Question:

• Atomic mass number is a whole number. Give a scientific reason.

Answer:

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

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