The pH of a white vinegar solution is 2.65. This vinegar is an aqueous solution of acetic acid with a density of 1.09 g/mL. What is the mass percentage of acetic acid in the solution? Ka (acetic acid) = 1.8 × 10-5 Mass percentage = %

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The pH of a white vinegar solution is 2.65. This vinegar is
an aqueous solution of acetic acid with a density of 1.09
g/mL. What is the mass percentage of acetic acid in the
solution?
Ka (acetic acid) = 1.8 x 10-5
Mass percentage
=
%
Transcribed Image Text:The pH of a white vinegar solution is 2.65. This vinegar is an aqueous solution of acetic acid with a density of 1.09 g/mL. What is the mass percentage of acetic acid in the solution? Ka (acetic acid) = 1.8 x 10-5 Mass percentage = %
A 0.300 M solution of
NaClO is prepared by dissolving
NaClO in water. A 45.0 mL sample of this solution is titrated
with 0.300 M
HC1.
Ka for
HCIO is
3.5 × 10-8. Calculate the pH of the solution at each of the
following points of the titration:
a. Prior to the addition of any HC1
pH
=
b. Halfway to the equivalence point
Visited
c. At the equivalence point
pH =
d. After 6.00 mL of HCl has been added beyond the
equivalence point
pH =
Transcribed Image Text:A 0.300 M solution of NaClO is prepared by dissolving NaClO in water. A 45.0 mL sample of this solution is titrated with 0.300 M HC1. Ka for HCIO is 3.5 × 10-8. Calculate the pH of the solution at each of the following points of the titration: a. Prior to the addition of any HC1 pH = b. Halfway to the equivalence point Visited c. At the equivalence point pH = d. After 6.00 mL of HCl has been added beyond the equivalence point pH =
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