Gce Model Questions Vol1 2018 Chemistry Question 47

Practice objective / multiple choice question 47 from the 2018 Gce Model Questions Vol1 Chemistry examination.

Gce Model Questions Vol1 2018 Chemistry Objective / Multiple Choice Medium Difficulty
Question 47 GCE_MODEL_QUESTIONS_VOL1 • 2018 • CHEMISTRY • objective

0.250 mol of acetic acid (\(\mathrm{CH_{3}COOH}\), \(K_{a}=1.8\times10^{-5}\)) and 0.150 mol of sodium acetate are dissolved in enough water to make 1.00 L of solution, forming a buffer. After the buffer is prepared, 0.050 mol of HCl is added. Calculate the pH of the solution after the addition of HCl.

Answer Options

A. 4.02
Correct Answer B. 4.26
C. 3.89
D. 4.55
Correct Answer
B
Correct Option:
4.26

About This Question

This is Gce Model Questions Vol1 2018 Chemistry Question 47. It is one of the objective questions from the 2018 Gce Model Questions Vol1 Chemistry examination.

Difficulty level: Medium .

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