Post Utme Coal City University 2023 Chemistry Question 37

Practice objective / multiple choice question 37 from the 2023 Post Utme Coal City University Chemistry examination.

Post Utme Coal City University 2023 Chemistry Objective / Multiple Choice
Question 37 POST_UTME_COAL_CITY_UNIVERSITY • 2023 • CHEMISTRY • objective

A 3.0 g sample of a metal carbonate is heated to produce a metal oxide and carbon dioxide gas. If the metal oxide has a molar mass of 120 g/mol and the reaction is represented by the equation: M2CO3 → MO + CO2, where M is the metal, calculate the number of moles of metal oxide produced.

Answer Options

A. 0.025 mol
Correct Answer B. 0.05 mol
C. 0.075 mol
D. 0.1 mol
Correct Answer
B
Correct Option:
0.05 mol

About This Question

This is Post Utme Coal City University 2023 Chemistry Question 37. It is one of the objective questions from the 2023 Post Utme Coal City University Chemistry examination.

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