Question

Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas.
2 Al(s) + 6 HCl(aq) 2 AlCl3(aq) + 3 H2(g)
What mass of H2(g) is produced from the reaction of 0.75 g Al(s) with excess hydrochloric acid?
A.0.056 g
B.0.084 g
C.0.17 g
D.1.1 g
E.2.3 g

Answer

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