Chemistry, 06.10.2019 07:30 billydavey555

An ion of magnesium has 12 protons and a charge of +2. how many electrons are in this ion? a. 2 b. 20 c. 12 d. 14

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An ion of magnesium has 12 protons and a charge of +2. how many electrons are in this ion? a. 2 b....

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