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An element with 7 electrons and 8 neutrons has an atomic mass of?? 7, 8, or 15??
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2 votes
An element with 7 electrons and 8 neutrons has an atomic mass of??
7, 8, or 15??

User Barett
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1 Answer

5 votes

Answer: 15

Step-by-step explanation:

To find the atomic mass, you add the number of protons and neutrons. The number of electrons is the same as the number of protons

User JamesonW
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