Post Utme Esut 2023 Chemistry Question 12

Practice objective / multiple choice question 12 from the 2023 Post Utme Esut Chemistry examination.

Post Utme Esut 2023 Chemistry Objective / Multiple Choice

Question 12 POST_UTME_ESUT • 2023 • CHEMISTRY • objective

A 2.5 L flask contains 0.5 mol of an ideal gas at 298 K. Calculate the work done (w) by the gas when it expands to 3.5 L against a cons\tant external pressure of 0.5 atm.

Correct Answer A. \( w = -nRT ln \frac{V_2}{V_1} \)

B. \( w = nRT ln \frac{V_2}{V_1} \)

C. \( w = -nRT ln \frac{V_1}{V_2} \)

D. \( w = nRT ln \frac{V_1}{V_2} \)

Correct Answer

Correct Option:

\( w = -nRT ln \frac{V_2}{V_1} \)

This is Post Utme Esut 2023 Chemistry Question 12. It is one of the objective questions from the 2023 Post Utme Esut Chemistry examination.

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