State the weak acid hz has a ka

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Reference no: EM13166311

The weak acid HZ has a ka of 2.55*10^-4.

What is the pH of a .075 M HZ?

What is the pOH of .045 M HZ?

The answer for the first is supposed to be 2.37 and the answer for the second is supposed to be 11.53 but i can't get either one!

Reference no: EM13166311

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