Design a buffer that has a pH of 7.76 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ka pka HC₂04 C₂04²- 6.4 x 10-5 4.19 H₂PO4 HPO4²- 6.2 x 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 = grams potassium salt of conjugate base =
Design a buffer that has a pH of 7.76 using one of the weak acid/conjugate base systems shown below. Weak Acid Conjugate Base Ka pka HC₂04 C₂04²- 6.4 x 10-5 4.19 H₂PO4 HPO4²- 6.2 x 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 = grams potassium salt of conjugate base =
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 2SP: Choose a weak-acid/weak-base conjugate pair from which you could prepare a buffer solution with pH =...
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