Post Utme Noun 2019 Chemistry Question 20

Practice objective / multiple choice question 20 from the 2019 Post Utme Noun Chemistry examination.

Post Utme Noun 2019 Chemistry Objective / Multiple Choice
Question 20 POST_UTME_NOUN • 2019 • CHEMISTRY • objective

A sample of a metal oxide is heated in a crucible to produce a gas. The gas is collected over water and found to have a volume of 2.5 L at 25°C and 1 atm. Calculate the molar mass of the gas.

Answer Options

A. 20 g/mol
B. 30 g/mol
Correct Answer C. 40 g/mol
D. 50 g/mol
Correct Answer
C
Correct Option:
40 g/mol

About This Question

This is Post Utme Noun 2019 Chemistry Question 20. It is one of the objective questions from the 2019 Post Utme Noun Chemistry examination.

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