Post Utme Aaua 2019 Chemistry Question 26

Practice objective / multiple choice question 26 from the 2019 Post Utme Aaua Chemistry examination.

Post Utme Aaua 2019 Chemistry Objective / Multiple Choice
Question 26 POST_UTME_AAUA • 2019 • CHEMISTRY • objective

Determine the number of moles of oxygen gas (O2) produced when 2.50 g of potassium chlorate (KClO3) decomposes according to the equation: 2KClO3(s) → 2KCl(s) + 3O2(g). The molar mass of KClO3 is 122.55 g/mol.

Answer Options

A. 0.0200 mol
Correct Answer B. 0.0300 mol
C. 0.0400 mol
D. 0.0500 mol
Correct Answer
B
Correct Option:
0.0300 mol

About This Question

This is Post Utme Aaua 2019 Chemistry Question 26. It is one of the objective questions from the 2019 Post Utme Aaua Chemistry examination.

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