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The atomic mass of an element is equal to the number of:

protons
protons plus neutrons
protons plus electrons
neutrons

User JohnyMSF
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2 Answers

5 votes

Answer:

the answer is B

Step-by-step explanation:

ik this bc i had it on a test that was the correct answer.

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I LOVE HAMEILTON

User Danny Kim
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5 votes
protons plus neutrons
User Wongx
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