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Problem: A 6.54 g sample of a mixture of magnesium carbonate and calcium carbonate is treated with excess hydrochloric acid. The resulting reaction produces 1.73 L of carbon dioxide gas at 28 oC and 744 torr pressure.Calculate the total number of moles of carbon dioxide that forms from these reactions.

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PV = nRTn = PVRT


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Problem Details

A 6.54 g sample of a mixture of magnesium carbonate and calcium carbonate is treated with excess hydrochloric acid. The resulting reaction produces 1.73 L of carbon dioxide gas at 28 oC and 744 torr pressure.

Calculate the total number of moles of carbon dioxide that forms from these reactions.

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What scientific concept do you need to know in order to solve this problem?

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.