You are titrating a 1L solution of 1M citric acid with 3M KOH. You want to know when you've just reached a solution containing C6H506³ without excess strong base using an indicator, Which of the following indicators would be best to use in your titration? Indicator Thymol Blue Bromophenol Blue Methyl Red pKa 1.65 4.10 5.00

You are titrating a 1L solution of 1M citric acid with 3M KOH. You want to know when you've just reached a solution containing C6H506³ without excess strong base using an indicator, Which of the following indicators would be best to use in your titration? Indicator Thymol Blue Bromophenol Blue Methyl Red pKa 1.65 4.10 5.00

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

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Bromothymol Blue
Methyl Red
Thymol Blue
Bromophenol Blue
Phenophthalene
options

You are titrating a 1L solution of 1M citric acid with 3M KOH. You want to know when you've
just reached a solution containing C6H506³ without excess strong base using an indicator.
Which of the following indicators would be best to use in your titration?
Indicator
Thymol Blue
Bromophenol
Blue
pKa
1.65
4.10
5.00
Methyl Red
Bromothymol
Blue
Phenophthalein
The K₂ values for citric acid are:
7.30
9.50
4
Ka1 = 8.4 x 10-4
Ka2 = 1.8 x 10-5
Ka3 = 4.0 x 10-6

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