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If an atom has 34 protons and 40 neutrons, what is its mass number? 40 6 74 34

If an atom has 34 protons and 40 neutrons, what is its mass number? 40 6 74 34
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If an atom has 34 protons and 40 neutrons, what is its mass number? 40 6 74 34

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User Genxgeek
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2 Answers

3 votes

The answer is 74

The mass equals the number protons and neutrons.

34+40= 74

answered
User Jeff Maass
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8.6k points
2 votes
Protons+Neutrons
34+40= 74
answered
User Shrys
by
8.1k points
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