A 20.0 mL sample of 1.80 M formic acid, HCHO2, is titrated with a 2.40 M NaOH solution. pK, = 3.74 for formic acid. Calculate the pH at the following points of the titration: a) After adding 5.00 mL of NaOH b) ½ equivalence point c) Equivalence point

A 20.0 mL sample of 1.80 M formic acid, HCHO2, is titrated with a 2.40 M NaOH solution. pK, = 3.74 for formic acid. Calculate the pH at the following points of the titration: a) After adding 5.00 mL of NaOH b) ½ equivalence point c) Equivalence point

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

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Question

A 20.0 mL sample of 1.80 M formic acid, HCHO2, is titrated with a 2.40 M NaOH solution.
pK, = 3.74 for formic acid. Calculate the pH at the following points of the titration:
a) After adding 5.00 mL of NaOH
b) ½ equivalence point
c) Equivalence point

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