Gce Model Questions Vol1 2025 Chemistry Question 49
Practice objective / multiple choice question 49 from the 2025 Gce Model Questions Vol1 Chemistry examination.
In the laboratory setup shown, a gas is collected over water in a graduated syringe. The volume reading is 125.0 mL at 25 °C and atmospheric pressure 100 kPa. The vapour pressure of water at 25 °C is 3.17 kPa. Using the ideal‑gas equation, calculate the amount of gas (in moles) collected. (Take \(R = 8.314\ \text{kPa·L·mol}^{-1}\text{·K}^{-1}\).)
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This is Gce Model Questions Vol1 2025 Chemistry Question 49. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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