Aluminum dissolves in HCl according to the equation written below, whereas copper does not react with HCl.

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A 35.0-g sample of a copper–aluminum alloy is dropped into 750 mL of 3.00 M HCl, and the reaction above proceeds as far as possible. If the alloy contains 77.1% Al by mass, what mass of hydrogen gas would be produced?

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Chemistry For Engineering Students

ISBN: 9780357026991

4th Edition

Authors: Lawrence S. Brown, Tom Holme

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Question Posted: Nov 23, 2023 05:36 AM

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Aluminum dissolves in HCl according to the equation written below, whereas copper does not react with HCl.

Question:

2 Al(s) + 6 HCl(aq) → 2 AlCl3(aq) + 3 H₂(g)

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