Post Utme Rsu 2024 Chemistry Question 12

Practice objective / multiple choice question 12 from the 2024 Post Utme Rsu Chemistry examination.

Post Utme Rsu 2024 Chemistry Objective / Multiple Choice

Question 12 POST_UTME_RSU • 2024 • CHEMISTRY • objective

A 2.5-g sample of an unknown hydrocarbon is combusted in a bomb calorimeter, producing 12.5 kJ of heat. If the combustion equation for the hydrocarbon is CxHy + O2 → CO2 + H2O, and the molar heat of combustion of CO2 is -393.5 kJ/mol, determine the molar mass of the hydrocarbon.

A. 50 g/mol

B. 75 g/mol

Correct Answer C. 100 g/mol

D. 125 g/mol

Correct Answer

Correct Option:

100 g/mol

This is Post Utme Rsu 2024 Chemistry Question 12. It is one of the objective questions from the 2024 Post Utme Rsu Chemistry examination.

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows

Chat with Support