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Mass of ground pill Volume of KMNO, Moles of KMNO, Moles of Fe2+ Moles of FeSO, • 7H,O Mass of FeSO, • 7H,O Mass % FeSO, • 7H,O Average mass % FeSO, • 7H,O

Mass of ground pill Volume of KMNO, Moles of KMNO, Moles of Fe2+ Moles of FeSO, • 7H,O Mass of FeSO, • 7H,O Mass % FeSO, • 7H,O Average mass % FeSO, • 7H,O

Chemistry
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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I need help calculating some of the following values please. PLEASE show your work!!

reaction equation:

MnO4− + 5 Fe2+ + 8 H+ → Mn2+ + 5 Fe3+ + 4 H2O

Part 2. Determination of the Mass Percent of FeS0, • 7H,0 4 Experimental Data Sample # Pill #1 Pill #2 1.0412g 1.0393g Mass of boat and ground pill . ७९2E6 0.6682g 0.மமேகது Mass of boat Initial burette reading 27.0mL 28.9mL Final burette reading 44.2mL 43.5mk Reaction MnO, + 5 Fe2 + 8 H* → 5 Fe* + Mn²+ + 4 H,O Calculated Values from Part 1 your [KMNO,l,vg = 0.0114809 Use %3D Mass of ground pill Volume of KMNO, Moles of KMNO, Moles of Fe2+ Moles of FeSO, • 7H,O Mass of FeSO, • 7H,O Mass % FeSO, • 7H,O Average mass % FeSO, • 7H,O Additional calculation (see page 4-7 and Worksheet) Average mass % FeSO, • 7H,O using zone [KMnO¸]
Transcribed Image Text:Part 2. Determination of the Mass Percent of FeS0, • 7H,0 4 Experimental Data Sample # Pill #1 Pill #2 1.0412g 1.0393g Mass of boat and ground pill . ७९2E6 0.6682g 0.மமேகது Mass of boat Initial burette reading 27.0mL 28.9mL Final burette reading 44.2mL 43.5mk Reaction MnO, + 5 Fe2 + 8 H* → 5 Fe* + Mn²+ + 4 H,O Calculated Values from Part 1 your [KMNO,l,vg = 0.0114809 Use %3D Mass of ground pill Volume of KMNO, Moles of KMNO, Moles of Fe2+ Moles of FeSO, • 7H,O Mass of FeSO, • 7H,O Mass % FeSO, • 7H,O Average mass % FeSO, • 7H,O Additional calculation (see page 4-7 and Worksheet) Average mass % FeSO, • 7H,O using zone [KMnO¸]
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