Waec Model Questions Vol1 2023 Chemistry Question 50

Practice objective / multiple choice question 50 from the 2023 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2023 Chemistry Objective / Multiple Choice Medium Difficulty
Question 50 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • CHEMISTRY • objective

2.00 g of magnesium reacts with excess hydrochloric acid according to: Mg + 2HCl → MgCl₂ + H₂. Calculate the theoretical volume of hydrogen gas produced at STP, and then determine the percent yield if 0.85 L of hydrogen is actually collected.

Answer Options

Correct Answer A. 46.2 %
B. 38.5 %
C. 61.0 %
D. 52.1 %
Correct Answer
A
Correct Option:
46.2 %

About This Question

This is Waec Model Questions Vol1 2023 Chemistry Question 50. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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