sweinberg1lss sweinberg1lss

29-04-2019
Physics

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What is the mass of an atom that has 4 protons, 5 neutrons, and 4 electrons? Please explain. This is a final exam question. Please make sure that you are sure of the answer!

5

8

9

13

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ThatCuteThang23 ThatCuteThang23

30-04-2019

Answer:

9

Explanation:

You get this answer by adding the protons and neutrons together.

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