Asked by Anonymous

What is the pH of 0.10 M HNO2 given Ka = 4.5x10-4.
Answered by DrBob222
HNO2 ==> H^+ + NO2^-

Ka = (H^+)(NO2^-)/(HNO2)
Set up an ICE chart and substitute into Ka. Solve for H^+, then convert to pH.
Answered by Anonymous
I got 2.17 as my final answer. Is that correct?
Answered by ty
Yes that's correct
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