Write out the complete equation for the chemical reaction that occurred when you joined the cups together to make a voltaic cell. Make sure the equation is balanced. Data SheetCell Operation and Efficiency DeterminationCellReduction Oxidation1.0MCuSO4| Cu||Zn |1.0M ZnSO4+ 1.0MCuSO4| Cu||Ni |1.0M NISO41.0MCuSO4| Cu||Mg |1.0M MgSO41.0MNiSO4| Ni||Mg |1.0M MgSO41.0MZnSO4| Zn||Mg |1.0M MgSO4ObservedPotential,V1.100.332.131.980.93CalculatedPotential, V1.100.622.712.121.61CellEfficiency,%100%53.2%78.6%93.4%57.8%

In an electrochemical cell, oxidation takes place at the anode and reduction takes place at the…

Answered: Write out the complete equation for the…

Write out the complete equation for the chemical reaction that occurred when you joined the cups together to make a voltaic cell. Make sure the equation is balanced.

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 11E: Why is it not possible for hydrogen ion (H+) to appear in either of the half-reactions or the...

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Question

Write out the complete equation for the chemical reaction that occurred when you joined the cups together to make a voltaic cell. Make sure the equation is balanced.

Data Sheet
Cell Operation and Efficiency Determination
Cell
Reduction Oxidation
1.0MCuSO4| Cu||Zn |1.0M ZnSO4
+ 1.0MCuSO4| Cu||Ni |1.0M NISO4
1.0MCuSO4| Cu||Mg |1.0M MgSO4
1.0MNiSO4| Ni||Mg |1.0M MgSO4
1.0MZnSO4| Zn||Mg |1.0M MgSO4
Observed
Potential,
V
1.10
0.33
2.13
1.98
0.93
Calculated
Potential, V
1.10
0.62
2.71
2.12
1.61
Cell
Efficiency,
%
100%
53.2%
78.6%
93.4%
57.8%

Definition Definition Transformation of a chemical species into another chemical species. A chemical reaction consists of breaking existing bonds and forming new ones by changing the position of electrons. These reactions are best explained using a chemical equation.

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