I need the answer as soon as possible 3. Complete neutralization of 10 mL of phosphoric acid solution by NaOH 0.1 N in the presence ofphenol phthalein until the appearance of purple color (pHf = 9) 11 mL of NaOH is consumed. (a)!!What is the concentration of phosphoric acid? (b) Calculate the indicator error.pKal= 2.1pK22 = 7.2pKa3 = 12.4

In the titration of phosphoric acid, use either methyl orange to detect the first end point around…

Answered: I purple color (pHf = 9) 11 mL = acid?…

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I purple color (pHf = 9) 11 mL = acid? (b) Calculate the indica

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter14: Principles Of Neutralization Titrations

Section: Chapter Questions

Problem 14.9QAP

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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.

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I need the answer as soon as possible

3. Complete neutralization of 10 mL of phosphoric acid solution by NaOH 0.1 N in the presence of
phenol phthalein until the appearance of purple color (pHf = 9) 11 mL of NaOH is consumed. (a)
!!
What is the concentration of phosphoric acid? (b) Calculate the indicator error.
pKal
= 2.1
pK22 = 7.2
pKa3 = 12.4

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