0.8 0.7- 0.6- 0.5- 0.4 0.3 0.2 0.1- 0 4 5 6 C. (ii) only D. (i) and (ii) 7 8 pH ● Free 9 Bound 10 11 ii. The free indicator is a stronger acid than the bound indicator. A. (i) only B. Neither (i) nor (ii) 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 A scientist measured the absorbance of a pH indicator dye when it was free or bound to a small peptide at their respective maximum absorbance wavelengths. Which of the following options is CORRECT? i. The pka of the indicator increased upon peptide binding. 0

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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0.8
0.7
0.6
0.5-
0.4-
0.3-
0.2
0.1
0
5
6
C. (ii) only
D. (i) and (ii)
7
8
pH
9
Free
Bound
10
11
ii. The free indicator is a stronger acid than the bound indicator.
A. (i) only
B. Neither (i) nor (ii)
0.8
0.7
0.6
0.5
-0.4
-0.3
0.2
0.1
A scientist measured the absorbance of a pH indicator dye when it was free or bound to a small peptide at their
respective maximum absorbance wavelengths. Which of the following options is CORRECT?
i. The pka of the indicator increased upon peptide binding.
0
Transcribed Image Text:0.8 0.7 0.6 0.5- 0.4- 0.3- 0.2 0.1 0 5 6 C. (ii) only D. (i) and (ii) 7 8 pH 9 Free Bound 10 11 ii. The free indicator is a stronger acid than the bound indicator. A. (i) only B. Neither (i) nor (ii) 0.8 0.7 0.6 0.5 -0.4 -0.3 0.2 0.1 A scientist measured the absorbance of a pH indicator dye when it was free or bound to a small peptide at their respective maximum absorbance wavelengths. Which of the following options is CORRECT? i. The pka of the indicator increased upon peptide binding. 0
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