Post Utme Crawford University 2021 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2021 Post Utme Crawford University Chemistry examination.

Post Utme Crawford University 2021 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_CRAWFORD_UNIVERSITY • 2021 • CHEMISTRY • objective

Determine the s\tandard enthalpy of formation of CaCO3(s) from the following data: ΔHf(CaO(s)) = -635.09 kJ/mol, ΔHf(CO2(g)) = -393.51 kJ/mol. Assume the reaction is CaO(s) + CO2(g) → CaCO3(s).

Answer Options

Correct Answer A. -1781.60 kJ/mol
B. -1781.60 kJ/mol
C. -1781.60 kJ/mol
D. -1781.60 kJ/mol
Correct Answer
A
Correct Option:
-1781.60 kJ/mol

About This Question

This is Post Utme Crawford University 2021 Chemistry Question 31. It is one of the objective questions from the 2021 Post Utme Crawford University Chemistry examination.

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