Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Gibbs-Duhem equation Third law of thermodynamics Joule-Thomson effect Gibbs-Helmholtz equation Gibbs-Duhem equation Third law of thermodynamics Joule-Thomson effect Gibbs-Helmholtz equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Internal energy is equal to the heat absorbed in case of a/an __________ process. Constant pressure Polytropic Constant volume Adiabatic Constant pressure Polytropic Constant volume Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is More in liquid phase More in vapour phase Same in both the phases Replaced by chemical potential which is more in vapour phase More in liquid phase More in vapour phase Same in both the phases Replaced by chemical potential which is more in vapour phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 1.572 1.9398 3.389 4.238 1.572 1.9398 3.389 4.238 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy is a measure of the __________ of a system. Orderly behaviour None of these Disorder Temperature changes only Orderly behaviour None of these Disorder Temperature changes only ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Adiabatic compression of a saturated water vapour makes it Both A and B Supersaturated Superheated Neither A nor B Both A and B Supersaturated Superheated Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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