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Recently Added Physical Formulas

· Heat Capacity
· Thermodynamics - Introduction
· Van der Waals' Equation
· Clausius–Clapeyron Relation
· Gibbs Free Energy

Additional Formulas

· Thermodynamics - Introduction
· First Law of Thermodynamics
· Ideal Gas Law
· Van der Waals' Equation
· Clausius–Clapeyron Relation
· Density
· Molar Mass
· Molar Volume
· Helmholtz Free Energy
· Internal Energy

Current Location > Physics Formulas > Thermodynamics > Helmholtz Free Energy

Helmholtz Free Energy

Helmholtz free energy is defined as:
F = U - TS
dF = -S · dT - pdV

Where:
U: internal energy
S: entropy
T: temperature
V: volume

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