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07-10-2020
Chemistry

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ASAP MULTIPLE CHOICE WILL MARK BRAINLIEST
An atom of gallium has 31 protons and a mass number of 70.
What is the atomic number for an atom of gallium?

31
35
39
70

Respuesta :

walkerlasbury walkerlasbury

07-10-2020

Answer:

31

Explanation:

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