Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer solution. You have already added enough of the conjugate acid salt to make the buffer solution concentration at 0.65 M in this salt. The desired pH of the buffer should be equal to 8.8. Values of K, for Some Common Weak Bases Conjugate Acid Name Formula Kp 1.8 x 10-5 4.38 x 10-4 NH3 CH;NH2 CH$NH2 CH;NH, C3H;N Ammonia Methylamine Ethylamine Aniline Pyridine NH,+ CH;NH3* C¿H;NH3* CH;NH;+ C;H;NH+ 5.6 x 10-4 3.8 × 10-10 1.7 x 10-9 1/4. Compute the poH of the buffer solution.
Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer solution. You have already added enough of the conjugate acid salt to make the buffer solution concentration at 0.65 M in this salt. The desired pH of the buffer should be equal to 8.8. Values of K, for Some Common Weak Bases Conjugate Acid Name Formula Kp 1.8 x 10-5 4.38 x 10-4 NH3 CH;NH2 CH$NH2 CH;NH, C3H;N Ammonia Methylamine Ethylamine Aniline Pyridine NH,+ CH;NH3* C¿H;NH3* CH;NH;+ C;H;NH+ 5.6 x 10-4 3.8 × 10-10 1.7 x 10-9 1/4. Compute the poH of the buffer solution.
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
Chapter15: Acid-base Equilibria
Section: Chapter Questions
Problem 8ALQ: You have a solution of the weak acid HA and add some of the salt NaA to it. What are the major...
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Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer solution. You have already added enough of the conjugate acid salt to make the buffer solution concentration at 0.65 M in this salt. The desired pH of the buffer should be equal to 8.8.
Transcribed Image Text:Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer
solution. You have already added enough of the conjugate acid salt to make the buffer solution
concentration at 0.65 M in this salt. The desired pH of the buffer should be equal to 8.8.
Values of K, for Some Common Weak Bases
Conjugate
Acid
Name
Formula
Kp
1.8 x 10-5
4.38 x 10-4
5.6 x 10-4
Ammonia
Methylamine
Ethylamine
Aniline
NH3
CH;NH2
CH;NH2
C,H;NH,
C;H;N
NH,+
CH;NH3*
CH;NH3*
CH;NH;*
C;H;NH+
3.8 x 10-10
1.7 x 10-9
Pyridine
1/4.
Compute the poH of the buffer solution.
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