Class NernstEquation

java.lang.Object

org.episteme.natural.chemistry.electrochemistry.NernstEquation

public class NernstEquation
extends Object

Calculations for Electrochemistry using the Nernst Equation.

Based on: W. Nernst, "Die elektromotorische Wirksamkeit der Ionen", Zeitschrift für physikalische Chemie, Vol. 4, pp. 129-181, 1889.

The Nernst equation E = E° - (RT/nF)·ln(Q) relates the reduction potential of a half-cell to the standard electrode potential, temperature, and reaction quotient.

Since:

1.0

Author:

Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Field Summary

Fields

Modifier and Type	Field	Description
static final double	F
static final double	R

Method Summary

Modifier and Type	Method	Description
static Quantity<ElectricPotential>	calculatePotential(Quantity<ElectricPotential> standardPotential, Quantity<Temperature> temperature, int electrons, double reactionQuotient)	Calculates the cell potential under non-standard conditions.
static Quantity<ElectricPotential>	calculatePotentialAt25C(Quantity<ElectricPotential> standardPotential, int electrons, double reactionQuotient)	Simplified Nernst equation at 25°C (298.15 K).

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

R

public static final double R

See Also:

• Constant Field Values

F

public static final double F

See Also:

• Constant Field Values

Method Details

calculatePotential

public static Quantity<ElectricPotential> calculatePotential(Quantity<ElectricPotential> standardPotential,
 Quantity<Temperature> temperature,
 int electrons,
 double reactionQuotient)

Calculates the cell potential under non-standard conditions.

Parameters:

standardPotential - E° (Volts)

temperature - Temperature (Kelvin)

electrons - Number of electrons transferred (n)

reactionQuotient - Reaction Quotient (Q)

Returns:

Cell Potential (E)

calculatePotentialAt25C

public static Quantity<ElectricPotential> calculatePotentialAt25C(Quantity<ElectricPotential> standardPotential,
 int electrons,
 double reactionQuotient)

Simplified Nernst equation at 25°C (298.15 K). E = E° - (0.0592 / n) * log10(Q)