Neco Model Questions Vol1 2025 Chemistry Question 50
Practice objective / multiple choice question 50 from the 2025 Neco Model Questions Vol1 Chemistry examination.
When 2.00 g of calcium carbonate is heated strongly, it decomposes according to \(CaCO_{3(s)} \rightarrow CaO_{(s)} + CO_{2(g)}\). The CO₂ gas is collected over water at 25 °C and a total pressure of 750 mmHg. The volume of gas collected is 0.450 L. Given the vapour pressure of water at 25 °C is 23.8 mmHg, calculate the percent yield of CO₂ obtained.
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This is Neco Model Questions Vol1 2025 Chemistry Question 50. It is one of the objective questions from the 2025 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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