Waec Model Questions Vol1 2023 Chemistry Question 9

Practice objective / multiple choice question 9 from the 2023 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2023 Chemistry Objective / Multiple Choice Hard Difficulty
Question 9 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • CHEMISTRY • objective

A 2.00 g sample of tetraphosphorus (P₄) is burnt in a closed vessel containing 2.0 g of oxygen gas. The combustion reaction is P₄ + 5 O₂ → P₄O₁₀. Determine the mass of phosphorus pentoxide (P₄O₁₀) formed.

Answer Options

Correct Answer A. 3.55 g
B. 4.12 g
C. 5.00 g
D. 2.78 g
Correct Answer
A
Correct Option:
3.55 g

About This Question

This is Waec Model Questions Vol1 2023 Chemistry Question 9. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Hard .

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