basic

Galvanic Cell Standard EMF Calculator

E°cell = E°cathode − E°anode for a galvanic cell.

Compute the standard electromotive force of a galvanic cell from the standard reduction potentials of its cathode and anode half-cells, and report whether the cell is spontaneous (E°cell > 0).

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

V
V

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

E°cell = E°cathode − E°anode

In depth

Compute the standard electromotive force of a galvanic cell from the standard reduction potentials of its cathode and anode half-cells, and report whether the cell is spontaneous (E°cell > 0).