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Design a buffer that has a pH of 7.24 using one of the weak base/conjugate acid systems shown below. Weak Base Kb Conjugate Acid Ka pka CH3NH2 4.2 x 10-4 CH3NH3* 2.4 x 10-11 10.62 C6H1503N 5.9 x 10-7 C6H1503NH* 1.7 x 10-8 7.77 C5H5N 1.5 x 10-⁹ C5H5NH+ 6.7 x 10-6 5.17 How many grams of the bromide salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams bromide salt of conjugate acid = grams weak base =

Design a buffer that has a pH of 7.24 using one of the weak base/conjugate acid systems shown below. Weak Base Kb Conjugate Acid Ka pka CH3NH2 4.2 x 10-4 CH3NH3* 2.4 x 10-11 10.62 C6H1503N 5.9 x 10-7 C6H1503NH* 1.7 x 10-8 7.77 C5H5N 1.5 x 10-⁹ C5H5NH+ 6.7 x 10-6 5.17 How many grams of the bromide salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams bromide salt of conjugate acid = grams weak base =

Chemistry: The Molecular Science
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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Design a buffer that has a pH of 7.24 using one of the weak base/conjugate acid systems shown below. Weak Base Conjugate Acid Ka Kb 4.2 x 10-4 pka CH3NH2 CH3NH3* 2.4 x 10-11 10.62 C6H1503N 5.9 x 10-7 C6H1503NH+ 1.7 x 10-8 7.77 C5H5N 1.5 x 10-⁹ C5H5NH+ 6.7 x 10-6 5.17 How many grams of the bromide salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams bromide salt of conjugate acid = grams weak base =
Transcribed Image Text:Design a buffer that has a pH of 7.24 using one of the weak base/conjugate acid systems shown below. Weak Base Conjugate Acid Ka Kb 4.2 x 10-4 pka CH3NH2 CH3NH3* 2.4 x 10-11 10.62 C6H1503N 5.9 x 10-7 C6H1503NH+ 1.7 x 10-8 7.77 C5H5N 1.5 x 10-⁹ C5H5NH+ 6.7 x 10-6 5.17 How many grams of the bromide salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams bromide salt of conjugate acid = grams weak base =
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