ChemistryAcids, Bases and Salts

Strong vs Weak Acid

Compare ionisation of acids at the same concentration.

Acid

Concentration0.1 M

Ionisation

100%

[H⁺]

0.1mol/L

Approx pH

Ionisation %100

Strong vs weak acid — ionisation in waterpH 1

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Strong acids ionise almost completely, so they give more H⁺ ions and a lower pH.

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