Igcse Model Questions Vol1 2024 Chemistry Question 11

Practice objective / multiple choice question 11 from the 2024 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2024 Chemistry Objective / Multiple Choice Medium Difficulty
Question 11 IGCSE_MODEL_QUESTIONS_VOL1 • 2024 • CHEMISTRY • objective

A \(0.20\) mol sample of ammonium chloride (NH\(_4\)Cl) is dissolved in \(250\) mL of water. The base dissociation constant of ammonia is \(K_b = 1.8 \times 10^{-5}\) and the ion‑product constant of water at 25 °C is \(K_w = 1.0 \times 10^{-14}\). Calculate the pH of the resulting solution.

Answer Options

A. 4.12
Correct Answer B. 4.68
C. 5.03
D. 3.95
Correct Answer
B
Correct Option:
4.68

About This Question

This is Igcse Model Questions Vol1 2024 Chemistry Question 11. It is one of the objective questions from the 2024 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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