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
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Answer:
Hydrogen.
Explanation:
The flammable gas it produces is hydrogen.
Diborane gas B2H6 and boric acid are also produced.
<span>Cleavage because the thin sheets will break apart easily in one direction but not the other.</span>