An unknown weak acid with a concentration of 0.090 M has a pH of 1.80. What is the Ka of the weak acid?

Chemistry
9th Edition
ISBN:9781133611097
Author:Steven S. Zumdahl
Publisher:Steven S. Zumdahl
Chapter14: Acids And Bases
Section: Chapter Questions
Problem 124E: Consider a solution of an unknown salt having the general formula BHCl, where B is one of the weak...
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An unknown weak acid with a
concentration of 0.090 M has a pH
of 1.80. What is the Ka of the weak
acid?
1
3
4
6.
7
8
+/-
x 10 0
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Transcribed Image Text:Question 12 of 13 Submit An unknown weak acid with a concentration of 0.090 M has a pH of 1.80. What is the Ka of the weak acid? 1 3 4 6. 7 8 +/- x 10 0 Tap here or pull up for additional resources N LO
Expert Solution
Step 1

The question is based on the concept of equilibrium.

we have been given concentration and pH of the solution. we have to determine degree of dissociation which helps in determination of acid dissociation constant of the acid.

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