Nernst equation: In electrochemistry

In electrochemistry, the Nernst equation is a chemical thermodynamical relationship that permits the calculation of the reduction potential of a reaction (half-cell or full cell reaction) from the standard electrode potential, absolute temperature, the number of electrons involved in the redox reaction, and activities (often approximated by conc... Learn how to use the Nernst Equation to calculate cell potential and equilibrium constants under non-standard conditions. The web page explains the derivation, formula, and examples of the Nernst Equation with Zn-Cu redox reaction. Learning Objectives Relate cell potentials to free energy changes Use the Nernst equation to determine cell potentials at nonstandard conditions Perform calculations that involve converting between cell potentials, free energy changes, and equilibrium constants Learn how to calculate the cell potential of an electrochemical cell at any conditions using the Nernst equation . Find out the expression, derivation, examples, and limitations of the Nernst equation for single electrode potential and equilibrium constant.