Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section: Chapter Questions
Problem 116IL: Amino acids are an important group of compounds. At low pH, both the carboxylic acid group (CO2H)...
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Solve all parts otherwise I will downvote
![1. What is the [OH] of a 2.90 M solution of
pyridine (C.H.N, Kb = 1.70 x 10-9)?
2.What is [H*] in a 0.200 M solution of
acrylic acid.
CH,СНСООН (Ка %3 3.16 х 10-5)?
3.An unknown weak acid with a
concentration of 0.099 M
has a pH of 1.80. What is the Ka of the weak
acid?
4.What is the percent ionization of H,NNH,
in a solution
with a concentration of a 0.470 M? (Kb =
1.3 x 10%)
5.Carbonic acid, H,CO, is a diprotic acid with
Ка1 3D 4,3 х
107 and Ka2 = 5.6 x 10-11.What is the pH of
a 0.2 solution of carbonic acid?
%3D
6.What is the pH of a 0.0260 M solution of
hydrocyanic acid, HCN (Ka = 4.9 x 10-10)?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F120ef40c-ba61-489a-8f0e-beaff5d51a86%2Fa22b63c8-17cf-4147-a69e-a6e3183a9b35%2F8eujbi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. What is the [OH] of a 2.90 M solution of
pyridine (C.H.N, Kb = 1.70 x 10-9)?
2.What is [H*] in a 0.200 M solution of
acrylic acid.
CH,СНСООН (Ка %3 3.16 х 10-5)?
3.An unknown weak acid with a
concentration of 0.099 M
has a pH of 1.80. What is the Ka of the weak
acid?
4.What is the percent ionization of H,NNH,
in a solution
with a concentration of a 0.470 M? (Kb =
1.3 x 10%)
5.Carbonic acid, H,CO, is a diprotic acid with
Ка1 3D 4,3 х
107 and Ka2 = 5.6 x 10-11.What is the pH of
a 0.2 solution of carbonic acid?
%3D
6.What is the pH of a 0.0260 M solution of
hydrocyanic acid, HCN (Ka = 4.9 x 10-10)?
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