Post Utme Esut 2023 Chemistry Question 10

Practice objective / multiple choice question 10 from the 2023 Post Utme Esut Chemistry examination.

Post Utme Esut 2023 Chemistry Objective / Multiple Choice

Question 10 POST_UTME_ESUT • 2023 • CHEMISTRY • objective

A sample of a non-metallic oxide, X2O3, has a molar mass of 144 g/mol. If the oxide is 80% oxygen by mass, what is the molar mass of element X?

A. 72 g/mol

B. 80 g/mol

Correct Answer C. 96 g/mol

D. 112 g/mol

Correct Answer

Correct Option:

96 g/mol

This is Post Utme Esut 2023 Chemistry Question 10. It is one of the objective questions from the 2023 Post Utme Esut Chemistry examination.

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