Post Utme Christopher University 2019 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2019 Post Utme Christopher University Chemistry examination.

Post Utme Christopher University 2019 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_CHRISTOPHER_UNIVERSITY • 2019 • CHEMISTRY • objective

A 0.1 M solution of a weak acid HA is mixed with a 0.1 M solution of a weak base B. The resulting solution is a buffer with a pH of 4.5. If 10 mL of 1 M HCl is added to the buffer, what is the new pH?

Answer Options

A. 3.5
Correct Answer B. 4.0
C. 4.5
D. 5.0
Correct Answer
B
Correct Option:
4.0

About This Question

This is Post Utme Christopher University 2019 Chemistry Question 31. It is one of the objective questions from the 2019 Post Utme Christopher University Chemistry examination.

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