If 20 cm³ of distilled water is added to 80 cm³ of 0.50 mol dm‾³ hydrochloric acid, the concentration of the acid will change to?

By: |Published on: May 13|Categories: Chemistry WAEC| 0 comments

A. 20 mol dm‾³
B. 0.40 mol dm‾³
C. 2.00 mol dm‾³
D. 5.00 mol dm‾³

Correct Answer: Option B

B. 0.40 mol dm‾³

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