Post Utme Aaua 2022 Chemistry Question 33

Practice objective / multiple choice question 33 from the 2022 Post Utme Aaua Chemistry examination.

Post Utme Aaua 2022 Chemistry Objective / Multiple Choice

Question 33 POST_UTME_AAUA • 2022 • CHEMISTRY • objective

The s\tandard enthalpy of formation of CO2(g) is -393.5 kJ/mol. Calculate the s\tandard enthalpy of formation of CaCO3(s) from the following reaction: CaO(s) + CO2(g) → CaCO3(s).

Correct Answer A. -1792.5 kJ/mol

B. -1792.8 kJ/mol

C. -1792.2 kJ/mol

D. -1792.1 kJ/mol

Correct Answer

Correct Option:

-1792.5 kJ/mol

This is Post Utme Aaua 2022 Chemistry Question 33. It is one of the objective questions from the 2022 Post Utme Aaua Chemistry examination.

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