Chemical Engineering Thermodynamics Which of the following is affected by the temperature? Fugacity Free energy Activity co-efficient All of these Fugacity Free energy Activity co-efficient All of these 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 Ax₂ A . x₂² Ax₁ Ax₁² Ax₂ A . x₂² Ax₁ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The equation, PV = nRT, is best obeyed by gases at None of these Low pressure & high temperature Low pressure & low temperature High pressure & low temperature None of these Low pressure & high temperature Low pressure & low temperature High pressure & low temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 2 3 1 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease of entropy Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease in enthalpy corresponding to evolution of heat Decrease of entropy Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease in enthalpy corresponding to evolution of heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy Remains unchanged in reversible processes carried at constant temperature and pressure Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value All of these Remains unchanged in reversible processes carried at constant temperature and pressure Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value All of these ANSWER DOWNLOAD EXAMIANS APP
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