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A 0.1000 M NaOH solution was employed to titrate a 25.00-mL solution that contains 0.1000 M...

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Chemistry

A 0.1000 M NaOH solution was employed to titrate a 25.00-mLsolution that contains 0.1000 M HCl and 0.0500 M HOAc.

a) Please determine the pH of the solution after 27.00 mL ofNaOH is added. Ka, HOAc = 1.75*10-5

b) what's the solution pH at the second equivalencepoint?

Answer & Explanation Solved by verified expert
4.4 Ratings (748 Votes)
a the volume of NaOH 27mL Molarity 01 M So moles of NaOH used Molarity x volume 27 X01 27 millimoles Moles of acid HCl present Volume X molarity 25 X 01 25 millimoles Moles of acetic acid present Molarity X volume 005 X 25 125 millimoles Millimoles of    See Answer
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