Nernst Equation Non-Standard Cell Potential & Voltage Calculator
Calculate actual non-standard electrochemical cell voltage (E), voltage deviation (ΔE), and instantaneous Gibbs energy under variable concentrations, pressures, and temperatures.
Actual Non-Standard Cell Potential (E)
Calculator Inputs
Actual Non-Standard Cell Potential (E)
Nernst Voltage Shift (E - E°)
Instantaneous Gibbs Free Energy (ΔG)
Nernst Term
Active Galvanic Output (E > 0): The cell maintains a positive driving potential capable of supplying electrical work.
Standard vs Non-Standard Cell Potential Profile
Standard electrochemistry tool for non-standard battery discharge, pH sensors, and concentration cells.
Calculation Methodology
Nernst Equation: E = E° - [ (2.3026 * R * T) / (n * F) ] * log10(Q). At 25°C (298.15 K), simplifies to: E = E° - (0.05916 / n) * log10(Q). Faraday constant F = 96485 C/mol.
Frequently Asked Questions
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