Problem: Be sure to answer all parts.What is the [H3O+] and the pH of a buffer that consists of 0.38 M HNO2 and 0.65 M KNO2? (Ka of HNO2 = 7.1 x 10-4) 

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Be sure to answer all parts.

What is the [H3O+] and the pH of a buffer that consists of 0.38 M HNO2 and 0.65 M KNO2? (Ka of HNO2 = 7.1 x 10-4

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