Post Utme Achievers University 2023 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2023 Post Utme Achievers University Chemistry examination.

Post Utme Achievers University 2023 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_ACHIEVERS_UNIVERSITY • 2023 • CHEMISTRY • objective

Determine the number of moles of oxygen gas (O2) produced at STP when 2.50 g of potassium chlorate (KClO3) decomposes according to the equation: 2KClO3(s) → 2KCl(s) + 3O2(g).

Answer Options

A. 0.125 mol
Correct Answer B. 0.250 mol
C. 0.500 mol
D. 1.00 mol
Correct Answer
B
Correct Option:
0.250 mol

About This Question

This is Post Utme Achievers University 2023 Chemistry Question 31. It is one of the objective questions from the 2023 Post Utme Achievers University Chemistry examination.

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