Chemical Engineering Thermodynamics Gibbs-Duhem equation Finds no application in gas-liquid equilibria involved in distillation None of these Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Finds no application in gas-liquid equilibria involved in distillation None of these Applies only to binary systems States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always > 1 < 3 > 2 < 1 > 1 < 3 > 2 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will Decrease Increase or decrease ; depends on the particular reaction Remain unaltered Increase Decrease Increase or decrease ; depends on the particular reaction Remain unaltered Increase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Sublimation Vaporisation Fusion Transition Sublimation Vaporisation Fusion Transition ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. None of these Adiabatic Reversible Isothermal None of these Adiabatic Reversible Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change Under reversible isothermal volume change With pressure changes at constant temperature During cooling of an ideal gas During heating of an ideal gas Under reversible isothermal volume change With pressure changes at constant temperature During cooling of an ideal gas During heating of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
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