Chemical Engineering Thermodynamics
If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the

Maxwell's equation
Nernst Heat Theorem
Clayperon-Claussius equation
Van Laar equation

ANSWER DOWNLOAD EXAMIANS APP

Chemical Engineering Thermodynamics
Gibbs-Duhem equation

States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure
None of these
Applies only to binary systems
Finds no application in gas-liquid equilibria involved in distillation

ANSWER DOWNLOAD EXAMIANS APP