Which of the following acids (listed with Ka values) and their conjugate base would form a buffer with a pH of 2.34? HF, Ka = 3.5 x 1o-* 1 HIO3, Ką = 1.7 x 10 C6H5COOH, Ka = 6.5 x 10° 8 HCIO, Ка 3 2.9х 10°° HСIO2, Ка %3D 1.1 х 10:2
Which of the following acids (listed with Ka values) and their conjugate base would form a buffer with a pH of 2.34? HF, Ka = 3.5 x 1o-* 1 HIO3, Ką = 1.7 x 10 C6H5COOH, Ka = 6.5 x 10° 8 HCIO, Ка 3 2.9х 10°° HСIO2, Ка %3D 1.1 х 10:2
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Which of the following acids (listed with \( K_a \) values) and their conjugate base would form a buffer with a pH of 2.34?
- \( \text{HF, } K_a = 3.5 \times 10^{-4} \)
- \( \text{HIO}_3, K_a = 1.7 \times 10^{-1} \)
- \( \text{C}_6\text{H}_5\text{COOH, } K_a = 6.5 \times 10^{-5} \)
- \( \text{HClO, } K_a = 2.9 \times 10^{-8} \)
- \( \text{HClO}_2, K_a = 1.1 \times 10^{-2} \)
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