Igcse Model Questions Vol1 2020 Chemistry Question 14
Practice objective / multiple choice question 14 from the 2020 Igcse Model Questions Vol1 Chemistry examination.
Calcium carbonate (\(\mathrm{CaCO_3}\)) reacts with excess hydrochloric acid according to \(\mathrm{CaCO_3 + 2 HCl \rightarrow CaCl_2 + CO_2 + H_2O}\). A 5.00 g sample of \(\mathrm{CaCO_3}\) is used, and the carbon dioxide produced is collected over water at 25 °C and 750 mmHg. The vapour pressure of water at this temperature is 23.8 mmHg, and the volume of dry \(\mathrm{CO_2}\) collected is 1.20 L. Calculate the percent yield of \(\mathrm{CO_2}\) obtained.
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About This Question
This is Igcse Model Questions Vol1 2020 Chemistry Question 14. It is one of the objective questions from the 2020 Igcse Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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