Post Utme Wellspring University 2017 Chemistry Question 3

Practice objective / multiple choice question 3 from the 2017 Post Utme Wellspring University Chemistry examination.

Post Utme Wellspring University 2017 Chemistry Objective / Multiple Choice
Question 3 POST_UTME_WELLSPRING_UNIVERSITY • 2017 • CHEMISTRY • objective

A 0.1 M solution of a weak acid HA is mixed with a 0.2 M solution of a strong base NaOH. The resulting solution is 0.1 M in HA and 0.2 M in NaOH. Calculate the concentration of the conjugate base A^-.

Answer Options

A. \( [A^-] = 0.1 , M \)
Correct Answer B. \( [A^-] = 0.2 , M \)
C. \( [A^-] = 0.3 , M \)
D. \( [A^-] = 0.4 , M \)
Correct Answer
B
Correct Option:
\( [A^-] = 0.2 , M \)

About This Question

This is Post Utme Wellspring University 2017 Chemistry Question 3. It is one of the objective questions from the 2017 Post Utme Wellspring University Chemistry examination.

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