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In terms of particles, what is the mass number equal to?
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2 votes
In terms of particles, what is the mass number equal to?

User Setrofim
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2 Answers

1 vote
An average of all the different isotopes of an element
User Rafael Neto
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5 votes

Answer:

The mass number is equal to the total number of protons and neutrons in the nucleus of an atom.

Step-by-step explanation:

User Patrizio
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