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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
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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

User KonstantinosKokos
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Atomic number shows the number of protons and electrons in an atom.
Number of neutrons = mass number - atomic number.

User Gsteinert
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