Waec Model Questions Vol1 2020 Chemistry Question 5
Practice essay / theory question 5 from the 2020 Waec Model Questions Vol1 Chemistry examination. This question covers Stoichiometry, Gas collection over water, Limiting reagent .
A mixture containing 8.00 g of calcium carbonate (CaCO₃) and 30.0 mL of 0.500 M hydrochloric acid (HCl) is placed in a sealed reaction vessel at 25 °C. The reaction proceeds according to: CaCO₃(s) + 2 HCl(aq) → CaCl₂(aq) + CO₂(g) + H₂O(l) The carbon dioxide gas produced is collected over water at 25 °C and a total pressure of 760 mmHg. The vapour pressure of water at this temperature is 23.8 mmHg. Answer the following:
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This is Waec Model Questions Vol1 2020 Chemistry Question 5. It is one of the essay questions from the 2020 Waec Model Questions Vol1 Chemistry examination.
The question covers Stoichiometry, Gas collection over water, Limiting reagent .
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