Waec Model Questions Vol1 2022 Chemistry Question 9

Practice objective / multiple choice question 9 from the 2022 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2022 Chemistry Objective / Multiple Choice Medium Difficulty
Question 9 WAEC_MODEL_QUESTIONS_VOL1 • 2022 • CHEMISTRY • objective

A 2.00 g sample of an unknown hydrocarbon CₓHᵧ is combusted completely, producing 5.53 g of CO₂ and 2.24 g of H₂O. Assuming the hydrocarbon contains only carbon and hydrogen and that its molar mass is approximately 58 g·mol⁻¹, determine its molecular formula.

Answer Options

A. C₅H₁₀
Correct Answer B. C₄H₈
C. C₃H₆
D. C₄H₁₀
Correct Answer
B
Correct Option:
C₄H₈

About This Question

This is Waec Model Questions Vol1 2022 Chemistry Question 9. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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