Post Utme Futo 2021 Chemistry Question 42

Practice objective / multiple choice question 42 from the 2021 Post Utme Futo Chemistry examination.

Post Utme Futo 2021 Chemistry Objective / Multiple Choice

Question 42 POST_UTME_FUTO • 2021 • CHEMISTRY • objective

A 2.50 g sample of an unknown hydrocarbon is burned in a combustion calorimeter. The temperature of the calorimeter increases by 12.5°C. If the heat capacity of the calorimeter is 250 J/°C, what is the heat of combustion of the hydrocarbon?

A. -100 kJ/mol

B. -200 kJ/mol

Correct Answer C. -300 kJ/mol

D. -400 kJ/mol

Correct Answer

Correct Option:

-300 kJ/mol

This is Post Utme Futo 2021 Chemistry Question 42. It is one of the objective questions from the 2021 Post Utme Futo Chemistry examination.

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