Design a buffer that has a pH of 3.65 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ка pKa HC204 C2042- 6.4 x 10-5 4.19 H2PO4 HPO42- 6.2 x 10-8 7.21 HCO3 Co3?- 4.8 x 10-11 10.32 How many grams of the potassium salt of the weak acid must be combined with how many grams of the potassium salt of its conjugate base, to produce 1.00o L of a buffer that is 1.00 M in the weak base? grams potassium salt of weak acid = grams potassium salt of conjugate base =
Design a buffer that has a pH of 3.65 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ка pKa HC204 C2042- 6.4 x 10-5 4.19 H2PO4 HPO42- 6.2 x 10-8 7.21 HCO3 Co3?- 4.8 x 10-11 10.32 How many grams of the potassium salt of the weak acid must be combined with how many grams of the potassium salt of its conjugate base, to produce 1.00o L of a buffer that is 1.00 M in the weak base? grams potassium salt of weak acid = grams potassium salt of conjugate base =
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Design a buffer that has a pH of 3.65 using one of the weak acid/conjugate base systems shown
below.
Weak Acid Conjugate Base
Ка
pKa
HC204
C2042-
6.4 x 10-5
4.19
H2PO4
HPO42-
6.2 х 10-8
7.21
HCO3
Co32-
4.8 x 10-11 10.32
How many grams of the potassium salt of the weak acid must be combined with how many grams
of the potassium salt of its conjugate base, to produce 1.00 L of a buffer that is 1.00 M in the
weak base?
grams potassium salt of weak acid
%3D
grams po
sium salt of conjugate base =
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