Chemical Engineering Thermodynamics Gibbs-Duhem equation Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation None of these States that n₁dμ₁ + n₂dμ₂ + ....njdμj = 0, for a system of definite composition at constant temperature and pressure Applies only to binary systems Finds no application in gas-liquid equilibria involved in distillation None of these 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 value of gas constant 'R' is 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K Both A and B Neither A nor B 1.987 BTU/lb. mole °R 1.987 cal/gm mole °K Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Compressibility factor of a gas is Not a function of its pressure Not a function of its nature Not a function of its temperature Unity, if it follows PV = nRT Not a function of its pressure Not a function of its nature Not a function of its temperature Unity, if it follows PV = nRT ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres. 224 Data insufficient; can't be computed 22.4 448 224 Data insufficient; can't be computed 22.4 448 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression, ΔG = nRT .In P₂/P₁ , gives the free energy change Under reversible isothermal volume change During heating of an ideal gas With pressure changes at constant temperature During cooling of an ideal gas Under reversible isothermal volume change During heating of an ideal gas With pressure changes at constant temperature During cooling of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The relation connecting the fugacities of various components in a solution with one another and to composition at constant temperature and pressure is called the __________ equation. Gibbs-Helmholtz Van Laar Gibbs-Duhem Margules Gibbs-Helmholtz Van Laar Gibbs-Duhem Margules ANSWER DOWNLOAD EXAMIANS APP