Post Utme Oau 2019 Chemistry Question 40

Practice objective / multiple choice question 40 from the 2019 Post Utme Oau Chemistry examination.

Post Utme Oau 2019 Chemistry Objective / Multiple Choice
Question 40 POST_UTME_OAU • 2019 • CHEMISTRY • objective

The reaction of hydrogen gas with oxygen to form water is represented by the equation: 2H2 + O2 → 2H2O. What is the value of ΔH for this reaction, given that ΔH for the formation of H2O is -285.8 kJ/mol?

Answer Options

Correct Answer A. -571.6 kJ/mol
B. -285.8 kJ/mol
C. -74.8 kJ/mol
D. -74.8 kJ/mol
Correct Answer
A
Correct Option:
-571.6 kJ/mol

About This Question

This is Post Utme Oau 2019 Chemistry Question 40. It is one of the objective questions from the 2019 Post Utme Oau Chemistry examination.

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