Question: A sample of limestone was dissolved in hydrochloric acid, and the carbon dioxide gas that evolved was collected. If a 0.1662-g sample of limestone gave

A sample of limestone was dissolved in hydrochloric acid, and the carbon dioxide gas that evolved was collected. If a 0.1662-g sample of limestone gave 34.56 mL of dry carbon dioxide gas at 745 mmHg and 21oC, what was the mass percentage of CaCO3 in the limestone?

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From the ideal gas law the moles of CO 2 are n PVRT 745760 atm 003456 L00821 L at... View full answer

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