13. The pka of an acid is 2.35. What is the acid-dissociation constant of the acid? O 4.5 x 10- O 2.4x10² O 2.2 x 10-¹² O None of these 14. An acid (HA) has a Ka of 3.4 x 104. What is the H₂O* concentration in equilibrium if the original HA concentration is 0.50 M? O 0.013 M O 0.026 M 0.039 M None of these
13. The pka of an acid is 2.35. What is the acid-dissociation constant of the acid? O 4.5 x 10- O 2.4x10² O 2.2 x 10-¹² O None of these 14. An acid (HA) has a Ka of 3.4 x 104. What is the H₂O* concentration in equilibrium if the original HA concentration is 0.50 M? O 0.013 M O 0.026 M 0.039 M None of these
Chemistry
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Answer the following questions.
Questions Nos. 13-14
![13. The pka of an acid is 2.35. What is the acid-dissociation constant of
the acid?
O 4.5 x 10-
O 2.4x10²
O 2.2 x 10-¹²
O None of these
14. An acid (HA) has a Ka of 3.4 x 104. What is the H₂O* concentration in
equilibrium if the original HA concentration is 0.50 M?
O 0.013 M
O 0.026 M
0.039 M
None of these](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe670d7b5-859a-4b64-90d2-3b054a7f0b8a%2F418c0d7b-99c5-4d2b-aceb-28a5a0063166%2Fc8ttxlp_processed.png&w=3840&q=75)
Transcribed Image Text:13. The pka of an acid is 2.35. What is the acid-dissociation constant of
the acid?
O 4.5 x 10-
O 2.4x10²
O 2.2 x 10-¹²
O None of these
14. An acid (HA) has a Ka of 3.4 x 104. What is the H₂O* concentration in
equilibrium if the original HA concentration is 0.50 M?
O 0.013 M
O 0.026 M
0.039 M
None of these
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