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alexgriva [62]
3 years ago
9

To find the number of protons, neutrons, and electrons in a particular atom, you must know the mass number and the atomic number

of the atom
Chemistry
1 answer:
dezoksy [38]3 years ago
5 0
Atomic number shows the number of protons and electrons in an atom.
Number of neutrons = mass number - atomic number.

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