Post Utme Unn 2023 Chemistry Question 10

Practice objective / multiple choice question 10 from the 2023 Post Utme Unn Chemistry examination.

Post Utme Unn 2023 Chemistry Objective / Multiple Choice

Question 10 POST_UTME_UNN • 2023 • CHEMISTRY • objective

The s\tandard enthalpy change for the reaction: CaO(s) + H2O(l) → Ca(OH)2(s) is -63.5 kJ/mol. Calculate the s\tandard entropy change (ΔS°) for the reaction.

Correct Answer A. -0.1 kJ/mol·K

B. -0.2 kJ/mol·K

C. -0.3 kJ/mol·K

D. -0.4 kJ/mol·K

Correct Answer

Correct Option:

-0.1 kJ/mol·K

This is Post Utme Unn 2023 Chemistry Question 10. It is one of the objective questions from the 2023 Post Utme Unn Chemistry examination.

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