Waec Model Questions Vol1 2020 Chemistry Question 20

Practice objective / multiple choice question 20 from the 2020 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2020 Chemistry Objective / Multiple Choice Medium Difficulty
Question 20 WAEC_MODEL_QUESTIONS_VOL1 • 2020 • CHEMISTRY • objective

A 2.00 L rigid container holds 0.500 mol of a gas at 300 K. The gas has van der Waals constants a = 1.36 L²·atm·mol⁻² and b = 0.0391 L·mol⁻¹. (a) Calculate the pressure exerted by the gas using the van der Waals equation. (b) Compare this pressure with the ideal‑gas pressure and state which is higher.

Answer Options

A. 6.15
B. 5.90
C. 6.40
Correct Answer D. 6.13
Correct Answer
D
Correct Option:
6.13

About This Question

This is Waec Model Questions Vol1 2020 Chemistry Question 20. It is a objective / multiple choice question from the 2020 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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