Copper-Zinc Cell
Cathode Reduction Potential (E° cathode): 0.34 V; Anode Reduction Potential (E° anode): -0.76 V
Cell EMF (E° cell): 1.1 V
Cell EMF Calculator
Chemistry0.0(0)
Calculates the electromotive force (EMF) of an electrochemical cell using the standard reduction potentials of the half-cells.
More tools:Science & Lab Calculators
How To Use
How to use this calculator
Start with your values, or try a preset.
Step 1
Enter Cathode Reduction Potential (E° cathode) and Anode Reduction Potential (E° anode) in the units shown.
Step 2
Read Cell EMF (E° cell) in the results panel. Results update as you change the inputs.
Step 3
Choose a preset to load an example, then adjust the values for your situation.
Worked Examples
Example calculations
See the inputs and their calculated results.
Silver-Copper Cell
Cathode Reduction Potential (E° cathode): 0.8 V; Anode Reduction Potential (E° anode): 0.34 V
Cell EMF (E° cell): 0.46 V
Zinc-Hydrogen Cell
Cathode Reduction Potential (E° cathode): 0 V; Anode Reduction Potential (E° anode): -0.76 V
Cell EMF (E° cell): 0.76 V
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