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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Transcribed Image Text:solution for its titration.
The reaction which takes place is as follows:
5FE2*(aq)+
MnO4(aq)+
8H*(aq)→
5F 3+(aq) + Mn2+(aq)+ 4H2O1)
a) Name the piece of glassware that would be used to deliver the permanganate solution.

Transcribed Image Text:estion 3
A 0.376g sample of an iron ore is dissolved in acid, producing Fe2* in solution, and then titrated with
41.25mL of 0.02140molL KMNO4. Determine the %Fe by mass in the iron ore.
(Hint: Use the equation in question 2 to determine the mass of Fe in the ore. You don't need to know the formula
of the iron compounds in the ore or the nature of the impurities.)
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