Chemical Engineering Thermodynamics The Maxwell relation derived from the differential expression for the Helmholtz free energy (dA) is (∂S/∂P)T = -(∂V/∂T)P (∂S/∂V)T = (∂P/∂T)V (∂T/∂V)S = -(∂P/∂S)V (∂V/∂S)P = (∂T/∂P)S (∂S/∂P)T = -(∂V/∂T)P (∂S/∂V)T = (∂P/∂T)V (∂T/∂V)S = -(∂P/∂S)V (∂V/∂S)P = (∂T/∂P)S ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is Same in both the phases More in liquid phase Zero in both the phases More in vapour phase Same in both the phases More in liquid phase Zero in both the phases More in vapour phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If atmospheric temperature and dew point are nearly equal, then the relative humidity is Unpredictable Almost 100% Zero 50% Unpredictable Almost 100% Zero 50% ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson effect i.e., a throttling process is a constant __________ process. Temperature Enthalpy Entropy Internal energy Temperature Enthalpy Entropy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier diagram is a plot of Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. enthalpy Temperature vs. internal energy Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. enthalpy Temperature vs. internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The molar excess Gibbs free energy, gE, for a binary liquid mixture at T and P is given by, (gE/RT) = A . x₁. x₂, where A is a constant. The corresponding equation for ln y₁, where y₁ is the activity co-efficient of component 1, is Ax₁² A . x₂² Ax₁ Ax₂ Ax₁² A . x₂² Ax₁ Ax₂ ANSWER DOWNLOAD EXAMIANS APP