What quantity in moles of CH3NH3CI need to be added to 200.0 mL of a 0.500 M solution of CH3NH2 (Kb for CH3NH₂ is 4.4 x 10-4) to make a buffer with a pH of 10.85?
What quantity in moles of CH3NH3CI need to be added to 200.0 mL of a 0.500 M solution of CH3NH2 (Kb for CH3NH₂ is 4.4 x 10-4) to make a buffer with a pH of 10.85?
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter14: Acid-base Equilibria
Section: Chapter Questions
Problem 100E: What mass of NH4Cl must be added to 0.750 L of a 0.100-M solution of NH3 to give a buffer solution...
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Question 1 of 13
What quantity in moles of
CH3NH3CI need to be added to
200.0 mL of a 0.500 M solution of
CH3NH2 (Kb for CH3NH₂ is 4.4 x
10-4) to make a buffer with a pH of
10.85?
2
5
8
mol
3
60
9
O
Submit
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x 100](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F18dfcb71-b7a1-4a24-a908-fcc3e0e0c414%2F409596f9-5e74-4b72-bb03-90978e1422d2%2Fi62woxs_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1:28
1
4
7
+/-
Question 1 of 13
What quantity in moles of
CH3NH3CI need to be added to
200.0 mL of a 0.500 M solution of
CH3NH2 (Kb for CH3NH₂ is 4.4 x
10-4) to make a buffer with a pH of
10.85?
2
5
8
mol
3
60
9
O
Submit
Tap here or pull up for additional resources
XU
x 100
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