Gce Model Questions Vol1 2025 Chemistry Question 42

Practice objective / multiple choice question 42 from the 2025 Gce Model Questions Vol1 Chemistry examination.

Gce Model Questions Vol1 2025 Chemistry Objective / Multiple Choice Medium Difficulty
Question 42 GCE_MODEL_QUESTIONS_VOL1 • 2025 • CHEMISTRY • objective

Aluminium metal reacts with sulphuric acid according to \( 2\text{Al} + 3\text{H}_2\text{SO}_4 \rightarrow \text{Al}_2(\text{SO}_4)_3 + 3\text{H}_2 \). If \(5.0\ \text{g}\) of Al is mixed with \(250\ \text{cm}^3\) of \(0.80\ \text{M}\) \(\text{H}_2\text{SO}_4\) and the reaction is carried out with an \(85\%\) yield of hydrogen gas, calculate the volume of \(\text{H}_2\) produced at \(25^{\circ}\text{C}\) and a pressure of \(750\ \text{mmHg}\). Give your answer in litres to two significant figures.

Answer Options

A. 2.8
B. 5.0
C. 3.5
Correct Answer D. 4.2
Correct Answer
D
Correct Option:
4.2

About This Question

This is Gce Model Questions Vol1 2025 Chemistry Question 42. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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