Waec Model Questions Vol1 2024 Chemistry Question 46

Practice objective / multiple choice question 46 from the 2024 Waec Model Questions Vol1 Chemistry examination.

Waec Model Questions Vol1 2024 Chemistry Objective / Multiple Choice Hard Difficulty
Question 46 WAEC_MODEL_QUESTIONS_VOL1 • 2024 • CHEMISTRY • objective

A 0.10 M solution of an unknown monoprotic carboxylic acid shows a molar conductivity of 120 S·cm²·mol⁻¹. The molar conductivity at infinite dilution for this acid is 200 S·cm²·mol⁻¹. Calculate the acid dissociation constant (K_a) of the acid.

Answer Options

A. 0.15
B. 0.25
C. 0.03
Correct Answer D. 0.09
Correct Answer
D
Correct Option:
0.09

About This Question

This is Waec Model Questions Vol1 2024 Chemistry Question 46. It is one of the objective questions from the 2024 Waec Model Questions Vol1 Chemistry examination.

Difficulty level: Hard .

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