The following buffered solutions were prepared. To 50.00 ml of the following buffered solutions, 4.00 ml of 0.10 M NaOH were added. The pH changed as indicated.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter15: Acid-base Equilibria
Section: Chapter Questions
Problem 132IP: A 10.00-g sample of the ionic compound NaA, where A is the anion of a weak acid, was dissolved in...
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a. The following buffered solutions were prepared. To 50.00 ml of the following
buffered solutions, 4.00 ml of 0.10 M NAOH were added. The pH changed as
indicated.
Identity Volume Initial
of acid
(ml)
Base buffer capacity
pH after
addition
Buffer
concevntration of acid
(М)
pH
of
4.00 ml
0.10 M
NaOH
0.200
НОАС
OAc-
5.00
5.08
0.100
НОАС
OAc-
5.00
5.16
0.010
НОАС
OAc
5.00
5.35
Transcribed Image Text:a. The following buffered solutions were prepared. To 50.00 ml of the following buffered solutions, 4.00 ml of 0.10 M NAOH were added. The pH changed as indicated. Identity Volume Initial of acid (ml) Base buffer capacity pH after addition Buffer concevntration of acid (М) pH of 4.00 ml 0.10 M NaOH 0.200 НОАС OAc- 5.00 5.08 0.100 НОАС OAc- 5.00 5.16 0.010 НОАС OAc 5.00 5.35
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