Solve all parts otherwise I will downvote 1. What is the [OH] of a 2.90 M solution ofpyridine (C.H.N, Kb = 1.70 x 10-9)?2.What is [H*] in a 0.200 M solution ofacrylic acid.CH,СНСООН (Ка %3 3.16 х 10-5)?3.An unknown weak acid with aconcentration of 0.099 Mhas a pH of 1.80. What is the Ka of the weakacid?4.What is the percent ionization of H,NNH,in a solutionwith a concentration of a 0.470 M? (Kb =1.3 x 10%)5.Carbonic acid, H,CO, is a diprotic acid withКа1 3D 4,3 х107 and Ka2 = 5.6 x 10-11.What is the pH ofa 0.2 solution of carbonic acid?%3D6.What is the pH of a 0.0260 M solution ofhydrocyanic acid, HCN (Ka = 4.9 x 10-10)?

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Science

Chemistry

Solve all parts otherwise I will downvote

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter8: Polyfunctional Acids And Bases

Section: Chapter Questions

Problem 4P

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Question

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)?

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