Part B: Titration of Iron UnknownTrial ITrial IITrial IIIMass of unknown used1.2091.20 g1.20 gInitial buret reading0 mL32.1 mL13.0 mLFinal buret reading32.1mL13.0 mL43.5mLVolume of KMnO4 used32.1 mL30.9mL30.5 mL17.9+13.0 Determine the % Fe in each sample and the average % Fe.

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Answered: Part B: Titration of Iron Unknown Trial…

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter11: Dynamic Electrochemistry

Section: Chapter Questions

Problem 9P

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A 0.400-M solution of ammonia was titrated with hydrochloric acid to the equivalence point, where the total volume was 1.50 times the original volume. At what pH does the equivalence point occur?
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Part B: Titration of Iron Unknown Trial I Trial II Trial III Mass of unknown used 1.209 1.20 g 1.20 g Initial buret reading 0 mL 32.1 mL 13.0 mL Final buret reading 32.1mL 13.0 mL 43.5mL Volume of KMnO4 used 32.1 mL 30.9mL 30.5 mL 17.9+13.0 Determine the % Fe in each sample and the average % Fe.