Determine the volume of 0.2 M sodium acetate required to be added to the acetic acid to bring the volume up to 100 mL.

Chemistry
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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
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determine the volume of 0.2 M sodium acetate required to be added to prepapre 100 mL of 0.2 M acetate buffer at ph 4.2?

 

Use the table as a reference.

1.
Refer to the table given below to determine the volume of 0.2 M acetic acid re-
ib una
quired to prepare 100 mL of 0.2 M acetate buffer at pH 4.2.
Volume of Acetic
Acid (X mL)
92
88
83
76
66
55
43
32
22
17 7
pH
3.6 3.8 4
4.2
4
5.
5
5
5.2
5.6
2. Take a beaker to the front bench. Obtain the desired volume (determined from the
table above) of 0.2 M acetic acid and transfer it to the beaker.
3. Determine the volume of 0.2 M sodium acetate required to be added to the acetic
acid to bring the volume up to 100 mL.
Volume of 0.2 M sodium acetate
(100 X) mL
%3D
Transcribed Image Text:1. Refer to the table given below to determine the volume of 0.2 M acetic acid re- ib una quired to prepare 100 mL of 0.2 M acetate buffer at pH 4.2. Volume of Acetic Acid (X mL) 92 88 83 76 66 55 43 32 22 17 7 pH 3.6 3.8 4 4.2 4 5. 5 5 5.2 5.6 2. Take a beaker to the front bench. Obtain the desired volume (determined from the table above) of 0.2 M acetic acid and transfer it to the beaker. 3. Determine the volume of 0.2 M sodium acetate required to be added to the acetic acid to bring the volume up to 100 mL. Volume of 0.2 M sodium acetate (100 X) mL %3D
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