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
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