Post Utme Crawford University 2025 Chemistry Question 34

Practice objective / multiple choice question 34 from the 2025 Post Utme Crawford University Chemistry examination.

Post Utme Crawford University 2025 Chemistry Objective / Multiple Choice
Question 34 POST_UTME_CRAWFORD_UNIVERSITY • 2025 • CHEMISTRY • objective

A 2.0 g sample of a gas is collected over water at 25°C and 1 atm. The volume of the gas is 2.5 L. What is the molar mass of the gas?

Answer Options

Correct Answer A. \( M = \frac{2.0 \times 1}{\frac{2.5}{22.4}} \)
B. \( M = \frac{2.0 \times 1}{\frac{2.5}{22.4} \times 273} \)
C. \( M = \frac{2.0 \times 1}{\frac{2.5}{22.4} \times 273 \times 1.33} \)
D. \( M = \frac{2.0 \times 1}{\frac{2.5}{22.4} \times 273 \times 1.33 \times 1} \)
Correct Answer
A
Correct Option:
\( M = \frac{2.0 \times 1}{\frac{2.5}{22.4}} \)

About This Question

This is Post Utme Crawford University 2025 Chemistry Question 34. It is one of the objective questions from the 2025 Post Utme Crawford University Chemistry examination.

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