Dissolving 3.05 g of an impure sample of CaCO₃ in an excess of HCl acid produced 0.636 L of CO₂ (measured at 25°C and 792 mmHg).
Calculate the percent by mass of CaCO₃ in the sample.
State any assumptions.
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Home » Chemistry » Dissolving 3.05 g of an impure sample of CaCO₃ in an excess of HCl acid produced 0.636 L of CO₂ (measured at 25°C and 792 mmHg). Calculate the percent by mass of CaCO₃ in the sample. State any assumptions.