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Problem: When aluminum is placed in concentrated hydrochloric acid, hydrogen gas is produced. 2AI (s) + 6HCI(aq) → 2AICI3(aq) + 3H3(g) What volume of H2(g) is produced when 5.40 g of Al(s) reacts at STP?

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When aluminum is placed in concentrated hydrochloric acid, hydrogen gas is produced. 

2AI (s) + 6HCI(aq) → 2AICI3(aq) + 3H3(g) 

What volume of H2(g) is produced when 5.40 g of Al(s) reacts at STP?

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Our tutors have indicated that to solve this problem you will need to apply the Gas Stoichiometry concept. If you need more Gas Stoichiometry practice, you can also practice Gas Stoichiometry practice problems.