A 0.8040-g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe21 and titrated with 47.22 mL of 0.02242 M KMnO4 solution. Calculate the results of this analysis in terms of % Fe, following the reaction: MnO4- + 5Fe2+8H+ → Mn2+ +5Fe3+ + 4H2O
A 0.8040-g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe21 and titrated with 47.22 mL of 0.02242 M KMnO4 solution. Calculate the results of this analysis in terms of % Fe, following the reaction: MnO4- + 5Fe2+8H+ → Mn2+ +5Fe3+ + 4H2O
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter17: Electrochemistry And Its Applications
Section: Chapter Questions
Problem 70QRT
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A 0.8040-g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe21 and titrated with 47.22 mL of 0.02242 M KMnO4 solution. Calculate the results of this analysis in terms of % Fe, following the reaction:
MnO4- + 5Fe2+8H+ → Mn2+ +5Fe3+ + 4H2O
![A 0.8040 g sample of an iron ore is dissolved in an acid. The iron is then reduced to Fe2+ and titrated with
47.22 mL of 0.02242 M KMnO4 solution. Calculate the results of this analysis in terms of %Fe, following the
reaction:
3+
MnO4 + SFe²+ +8H* →Mn²+ + 5Fe³+ + 4H₂O
The thiourea in a 1.455 g sample
with 27.01](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbe2f126c-1dbb-44a2-8c3c-94f0f23ec047%2F14d3212e-bdf6-4525-95f7-8ebf1490bf0f%2F5c0dinq6_processed.png&w=3840&q=75)
Transcribed Image Text:A 0.8040 g sample of an iron ore is dissolved in an acid. The iron is then reduced to Fe2+ and titrated with
47.22 mL of 0.02242 M KMnO4 solution. Calculate the results of this analysis in terms of %Fe, following the
reaction:
3+
MnO4 + SFe²+ +8H* →Mn²+ + 5Fe³+ + 4H₂O
The thiourea in a 1.455 g sample
with 27.01
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