Post Utme Greenfield University 2022 Chemistry Question 5

Practice objective / multiple choice question 5 from the 2022 Post Utme Greenfield University Chemistry examination.

Post Utme Greenfield University 2022 Chemistry Objective / Multiple Choice
Question 5 POST_UTME_GREENFIELD_UNIVERSITY • 2022 • CHEMISTRY • objective

A 2.0 g sample of a metal is heated in a crucible until it decomposes completely. If the mass of the metal oxide obtained is 2.8 g, and the molar mass of the metal is 40 g/mol, what is the molar mass of the metal oxide?

Answer Options

A. 80 g/mol
Correct Answer B. 120 g/mol
C. 160 g/mol
D. 200 g/mol
Correct Answer
B
Correct Option:
120 g/mol

About This Question

This is Post Utme Greenfield University 2022 Chemistry Question 5. It is one of the objective questions from the 2022 Post Utme Greenfield University Chemistry examination.

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