Waec 2021 Chemistry Question 32

Practice objective / multiple choice question 32 from the 2021 Waec Chemistry examination. This question covers Chemistry, Solutions .

Waec 2021 Chemistry Objective / Multiple Choice 3 Difficulty

Topics: Chemistry Solutions

Question 32 WAEC • 2021 • CHEMISTRY • objective

What is the concentration of a solution which contains 0.28 g of potassium hydroxide in \( 100 \mathrm{~cm}^{3} \) of solution? \( [\mathrm{KOH}=56] \)

A. 0.01 mol dm \( { }^{-3} \)

Correct Answer B. 0.05 mol dm \( { }^{-3} \)

C. 0.10 mol dm \( { }^{-3} \)

D. 0.50 mol \( \, \mathrm{dm}^{-3} \)

Correct Answer

Correct Option:

0.05 mol dm \( { }^{-3} \)

This is Waec 2021 Chemistry Question 32. It is one of the objective questions from the 2021 Waec Chemistry examination.

The question covers Chemistry, Solutions .

Difficulty level: 3 .

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