Post Utme Uniport 2022 Chemistry Question 40

Practice objective / multiple choice question 40 from the 2022 Post Utme Uniport Chemistry examination.

Post Utme Uniport 2022 Chemistry Objective / Multiple Choice
Question 40 POST_UTME_UNIPORT • 2022 • CHEMISTRY • objective

A metal (M) reacts with oxygen to form a metal oxide (MO). The balanced equation for the reaction is: 4M + 3O_2 \rightarrow 2MO. If 2.50 g of the metal (M) is heated in air, and 1.75 g of the metal oxide (MO) is produced, calculate the percentage yield of the metal oxide.

Answer Options

A. 70%
Correct Answer B. 75%
C. 80%
D. 85%
Correct Answer
B
Correct Option:
75%

About This Question

This is Post Utme Uniport 2022 Chemistry Question 40. It is one of the objective questions from the 2022 Post Utme Uniport Chemistry examination.

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