A 25 mL sample of 0.20 M trimethylamine (CH3)3N (Kb=7.4x10-5) was titrated with 0.10 M HCl. Calculate the pH after the addition of the following volumes of titrant: 0 mL of titrant 25 mL of titrant 35 mL of titrant 50 mL of titrant 60 mL of titrant

A 25 mL sample of 0.20 M trimethylamine (CH3)3N (Kb=7.4x10-5) was titrated with 0.10 M HCl. Calculate the pH after the addition of the following volumes of titrant: 0 mL of titrant 25 mL of titrant 35 mL of titrant 50 mL of titrant 60 mL of titrant

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter7: Neutralization Titrations And Graphical Representations

Section: Chapter Questions

Problem 7P

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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

A 25 mL sample of 0.20 M trimethylamine (CH3)3N (Kb=7.4x10-5) was titrated with 0.10 M HCl. Calculate the pH after the addition of the following volumes of titrant:

0 mL of titrant
25 mL of titrant
35 mL of titrant
50 mL of titrant
60 mL of titrant

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