Chemical Engineering Thermodynamics The internal energy of an ideal gas is a function of its __________ only. Volume Temperature Pressure Molecular size Volume Temperature Pressure Molecular size ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases. Chemical potential Neither A nor B Fugacity Both A and B Chemical potential Neither A nor B Fugacity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Equilibrium constant decreases as the temperature Increases, for an endothermic reaction Decreases, for an exothermic reaction Increases, for an exothermic reaction None of these Increases, for an endothermic reaction Decreases, for an exothermic reaction Increases, for an exothermic reaction 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° + T lnf μ° + RT ln f μ° + R/T lnf μ°+ R lnf μ° + T lnf μ° + RT ln f μ° + R/T lnf μ°+ R lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics All gases above its inversion temperature, in a throttling process will show A heating effect A cooling effect Either A or C No change in temperature A heating effect A cooling effect Either A or C No change in temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Only enthalpy change (ΔH) is negative Enthalpy change is zero Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Only internal energy change (ΔE) is negative Both ΔH and ΔE are negative ANSWER DOWNLOAD EXAMIANS APP
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