makaylanhanger23 makaylanhanger23

10-10-2021
Chemistry

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What's the mass shown?

Whats the mass shown class=

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dominic691442 dominic691442

16-10-2021

Answer:

The mass number of an atom is its total number of protons and neutrons. Atoms of different elements usually have different mass numbers , but they can be the same.

Explanation:

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