Essential Chemistry for IGCSE - Acids And Bases (Section 2 - No. 15)

What happens to the pH of a solution if it is diluted?
The pH increases if it is an acid, decreases if it is a base
The pH increases if it is a base, decreases if it is an acid
The pH always increases.
The pH always decreases.

Explanation

The pH of an acid increases and the pH of a base decreases when diluted.

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