The pH of 0.50 M HNO₂(aq) is 1.8.Therefore,the pH of a solution that is 0.50 M HNO₂(aq)and 0.10 M KNO₂(aq)is greater than 1.8.

Name: The pH of 0.50 M HNO 2 (aq) is 1.8.Therefore,the pH of a solution that is 0.50 M HNO 2 (aq)and 0.10 M KNO 2 (aq)is greater than 1.8.
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Question

Quizplus · Accepted Answer

Adding KNO₂ (a salt of the weak acid HNO₂) to the solution will cause a common ion effect, reducing the ionization of HNO₂, which increases the pH above 1.8.

The PH of 0