The common ion in an aqueous solution mixture of a weak base and a strong base is the hydronium ion.

Question

Quizplus · Accepted Answer

The common ion in an aqueous solution mixture of a weak base and a strong base is actually the hydroxide ion, not the hydronium ion. The weak base will react with water to produce some hydroxide ions, while the strong base will ionize completely to produce even more hydroxide ions, increasing the concentration of the common ion in the solution.

The Common Ion in an Aqueous Solution Mixture of a Weak