Post Utme Aaua 2018 Chemistry Question 33

Practice objective / multiple choice question 33 from the 2018 Post Utme Aaua Chemistry examination.

Post Utme Aaua 2018 Chemistry Objective / Multiple Choice

Question 33 POST_UTME_AAUA • 2018 • CHEMISTRY • objective

The s\tandard enthalpy of formation of carbon dioxide (CO2) is -393.5 kJ/mol. Calculate the s\tandard enthalpy of formation of carbon monoxide (CO) if the s\tandard enthalpy of formation of carbon (C) is -717.1 kJ/mol and the s\tandard enthalpy of formation of oxygen (O2) is 0 kJ/mol.

A. -110.5 kJ/mol

B. -110.8 kJ/mol

Correct Answer C. -111.1 kJ/mol

D. -111.4 kJ/mol

Correct Answer

Correct Option:

-111.1 kJ/mol

This is Post Utme Aaua 2018 Chemistry Question 33. It is one of the objective questions from the 2018 Post Utme Aaua Chemistry examination.

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