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08-09-2019
Chemistry

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If an atom has 17 protons, 15 neutrons, and 19 electrons, what is the atom’s electrical charge?

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08-09-2019

Answer:

-2

Explanation:

The atom has more electrons than protons so it carries two negative electron. The neutrons are just neutral, they add mass, but they do not affect the charge.

17-18= -2

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