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Thermodynamics & Statistical Physics

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Thermodynamics & Statistical Physics

Gay-Lussac's Law

An ideal gas law stating that gas pressure is directly proportional to absolute thermodynamic temperature at constant volume.

P1 / T1 = P2 / T2 (at constant V) Pa/K
Thermodynamics & Statistical Physics

Gibbs Free Energy

A thermodynamic potential measuring maximum reversible work obtainable from a system at constant temperature and pressure.

G = H - T S, ΔG = ΔH - T ΔS J
Thermodynamics & Statistical Physics

Graham's Law of Effusion

The law stating that rate of effusion or diffusion of a gas is inversely proportional to square root of its molar mass.

Rate1 / Rate2 = √(M2 / M1) mol/s or m³/s