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How many moles of hydrogen gas are produced from the reaction of three moles of zinc and an excess of hydrochloric acid

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User Ehdv
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Answer: According to the balanced chemical equation, when 1 mole of Zn interacts with too much HCl, 1 mole of H2 is created. As a result, when 3 moles of Zn react with too much HCl, 3 moles of H2 are created.

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User JHZ
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