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How many neutrons are in an atom with the atomic number of 15 and an atomic mass number of 34? ? 19 ? 15 ? 34
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5 votes
How many neutrons are in an atom with the atomic number of 15 and an atomic mass number of 34?

? 19
? 15
? 34

User Adam Comerford
by
8.1k points

1 Answer

4 votes
so neutrons = mass number - proton number

therefore , 34-15 = 19

so the answer is 19 !
User Joe Ward
by
8.2k points
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