Question
Asked Dec 6, 2019
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A certain benzoic acid solution has pH = 2.57. Calculate the volume of 0.0972 M KOH required to "neutralize" 15.8 mL of this solution.

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Expert Answer

Step 1

Given:

PH of benzoic acid solution = 2.57

V1 = 15.8 mL.

Concentration of KOH = 0.0972 M

Step 2

Calculation for concentration o...

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PH = – log(H*) [H*] = 10¬PH [H*] = 10-2.57 M1 = [H*] = 2.7 × 10-³M

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