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sleet_krkn [62]
3 years ago
9

1

Chemistry
1 answer:
mezya [45]3 years ago
5 0

Answer:

A. Magnesium

Explanation:  Its because Magnesium is Heavier than Bromine and there is 24.3050 atom in Magnesium but there is only two in Bromine

I Hope This Helps:)

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