Post Utme Unilag 2018 Chemistry Question 22

Practice objective / multiple choice question 22 from the 2018 Post Utme Unilag Chemistry examination.

Post Utme Unilag 2018 Chemistry Objective / Multiple Choice
Question 22 POST_UTME_UNILAG • 2018 • CHEMISTRY • objective

A 2.5-g sample of a metal carbonate is heated to produce a metal oxide and carbon dioxide gas. The mass of the metal oxide produced is 1.8 g. What is the percentage yield of the metal oxide?

Answer Options

A. 80%
B. 85%
Correct Answer C. 90%
D. 95%
Correct Answer
C
Correct Option:
90%

About This Question

This is Post Utme Unilag 2018 Chemistry Question 22. It is one of the objective questions from the 2018 Post Utme Unilag Chemistry examination.

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