Answer:H2(g)In this reaction, the aqueous product is MgCl2(aq). The only remaining element is hydrogen, which forms H2(g).

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SAT Chemistry

Category - Multiple Choice

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Mg(s) + HCl(aq) -->

This reaction forms an aqueous compound and a gas as products. What is the identity of the gas?

Cl₂(g)
HCl(g)
Mg(g)
H₂(g)
MgCl₂(g)

Explanation

Answer:H₂(g)

In this reaction, the aqueous product is MgCl₂(aq). The only remaining element is hydrogen, which forms H₂(g).

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