Waec Model Questions Vol1 2019 Chemistry Question 17

Practice objective / multiple choice question 17 from the 2019 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2019 Chemistry Objective / Multiple Choice Medium Difficulty
Question 17 WAEC_MODEL_QUESTIONS_VOL1 • 2019 • CHEMISTRY • objective

A 2.00 L rigid container at 298 K contains a mixture of gases: 0.050 mol of H₂ and 0.075 mol of N₂. The mixture is heated to 350 K (volume remains constant) and a catalyst is added that allows the reaction N₂ + 3H₂ → 2NH₃ to proceed to completion. Assuming the reaction goes to completion limited only by the limiting reagent, calculate the mass of NH₃ formed. (Molar mass of NH₃ = 17.03 g·mol⁻¹)

Answer Options

A. 0.34 g
Correct Answer B. 0.57 g
C. 0.85 g
D. 1.14 g
Correct Answer
B
Correct Option:
0.57 g

About This Question

This is Waec Model Questions Vol1 2019 Chemistry Question 17. It is a objective / multiple choice question from the 2019 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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