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Balanced redox equation: MnO41- + 8H1+ + 5Fe2+ → 5Fe3+ + Mn2+ + 4H2O Titration 1 Titration 2 Volume of...

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Question

Chemistry

Balanced redox equation: MnO41- +8H1+ + 5Fe2+ → 5Fe3+ +Mn2+ + 4H2O

Titration 1

Titration 2

Volume of FeSO4

10 ml

10 ml

Molarity of FeSO4

0.1

0.1

Coefficient of FeSO4, from redox equation

5

5

Initial level of MnO41-

0

15.1

Final level of MnO41-

15.1

30.3

Volume of MnO41- used

15.1

15.2

Coefficient of MnO41- from redoxequation

1

1

Calculated Molarity of MnO41-

Calculate the average concentration of KMnO4 titrantusing M1xV1xE1 = M2xV2 xE2

Average Molarity ofMnO41-                                          __________

Answer & Explanation Solved by verified expert
4.1 Ratings (686 Votes)
From the balanced equationmmole ratio ofFe2andMnO4 5 1mmoles of MnO4 mmoles ofFe25now mmoles of Fe2 molarity volumeTrial 1Trial 2mmoles of    See Answer
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