Waec Model Questions Vol1 2019 Chemistry Question 5
Practice essay / theory question 5 from the 2019 Waec Model Questions Vol1 Chemistry examination. This question covers Stoichiometry .
A student carries out the reaction between calcium carbonate and hydrochloric acid as shown below: CaCO₃(s) + 2 HCl(aq) → CaCl₂(aq) + H₂O(l) + CO₂(g) The student weighs 5.00 g of CaCO₃ and adds 100.0 cm³ of 0.500 M HCl to the flask. The CO₂ gas produced is collected over water at 25 °C and the mass of the gas collected is 0.44 g. The atmospheric pressure is 760 mmHg and the water‑vapour pressure at 25 °C is 23.8 mmHg. Answer the following:
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This is Waec Model Questions Vol1 2019 Chemistry Question 5. It is one of the essay questions from the 2019 Waec Model Questions Vol1 Chemistry examination.
The question covers Stoichiometry .
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