Chemical Engineering Thermodynamics A change in state involving a decrease in entropy can be spontaneous, only if It is isenthalpic It takes place isothermally It takes place at constant volume It is exothermic It is isenthalpic It takes place isothermally It takes place at constant volume It is exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy is a measure of the __________ of a system. Orderly behaviour Disorder Temperature changes only None of these Orderly behaviour Disorder Temperature changes only None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The necessary condition for phase equilibrium in a multiphase system of N components is that the Chemical potentials of a given component should be equal in all phases Sum of the chemical potentials of any given component in all the phases should be the same Chemical potentials of all components should be same in a particular phase None of these Chemical potentials of a given component should be equal in all phases Sum of the chemical potentials of any given component in all the phases should be the same Chemical potentials of all components should be same in a particular phase None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unit of equilibrium constant of a chemical reaction is the same as that of Molar concentration Internal energy Temperature None of these Molar concentration Internal energy Temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Ideal refrigeration cycle is Dependent on the refrigerant's properties Same as reverse Carnot cycle The least efficient of all refrigeration processes Same as Carnot cycle Dependent on the refrigerant's properties Same as reverse Carnot cycle The least efficient of all refrigeration processes Same as Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
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