mbalimaseko083 mbalimaseko083

15-04-2021
Physics

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definition of mass number

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KatsukiBakugo1420 KatsukiBakugo1420

15-04-2021

Answer:

The total number of protons and neutrons in a nucleus.

Explanation:

I memorized it.

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Аноним Аноним

15-04-2021

Answer:

Mass number of an atom is defined as the sum of the number of protons and number of neutrons.

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