Igcse Model Questions Vol1 2019 Chemistry Question 2

Practice objective / multiple choice question 2 from the 2019 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2019 Chemistry Objective / Multiple Choice Medium Difficulty
Question 2 IGCSE_MODEL_QUESTIONS_VOL1 • 2019 • CHEMISTRY • objective

When an unknown hydrocarbon \(C_{x}H_{y}\) is burned completely in excess oxygen, \(44.5\ \text{g}\) of carbon dioxide and \(18.2\ \text{g}\) of water are produced. (a) Determine the empirical formula of the hydrocarbon. (b) If \(5.00\ \text{g}\) of this hydrocarbon is burned, calculate the volume of oxygen gas consumed at STP.

Answer Options

A. 14.5 L
B. 10.0 L
Correct Answer C. 12.0 L
D. 8.3 L
Correct Answer
C
Correct Option:
12.0 L

About This Question

This is Igcse Model Questions Vol1 2019 Chemistry Question 2. It is one of the objective questions from the 2019 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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