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How many neutrons does element X have if its atomic number is 26 and its mass number is 76

How many neutrons does element X have if its atomic number is 26 and its mass number is 76
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How many neutrons does element X have if its atomic number is 26 and its mass number is 76

User Augusto Barreto
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1 Answer

3 votes
Mass number is the total number of protons and neutrons and atomic number is the number of neutrons.

So you just subtract

Mass number - atomic number = neutrons
(Prot + neut) (Protons)

User Matt Swanson
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