An indicator (Ka = 1.7X10-6) is red but changes to blue when ionized. The indicator was used in the titration of 10 mL of 0.2 M HCI with 15 mL of 0.2 M of NaOH. At what pH you would expect the indicator to change color? O 9.11-11.11 O 6.85-8.85 5.32-7.32 O 3.98-5.98 4.77-6.77

An indicator (Ka = 1.7X10-6) is red but changes to blue when ionized. The indicator was used in the titration of 10 mL of 0.2 M HCI with 15 mL of 0.2 M of NaOH. At what pH you would expect the indicator to change color? O 9.11-11.11 O 6.85-8.85 5.32-7.32 O 3.98-5.98 4.77-6.77

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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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

An indicator (Ka = 1.7X10-6) is red but changes to blue when ionized. The indicator
was used in the titration of 10 mL of 0.2 M HCI with 15 mL of 0.2 M of NaOH. At
what pH you would expect the indicator to change color?
%3D
9.11-11.11
6.85-8.85
5.32-7.32
3.98-5.98
4.77-6.77

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