Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = nR ln (V₂/V₁) + nCv ln (T₂/T₁) is valid for Reversible isothermal volume change Heating of a substance Cooling of a substance Simultaneous heating and expansion of an ideal gas Reversible isothermal volume change Heating of a substance Cooling of a substance Simultaneous heating and expansion of an ideal gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process. Isobaric Isentropic Isothermal Adiabatic Isobaric Isentropic Isothermal Adiabatic 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° + R/T lnf μ° + T lnf μ°+ R lnf μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf μ° + RT ln f ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic compression? Pressure is constant Temperature is constant Cooling occurs Heating occurs Pressure is constant Temperature is constant Cooling occurs Heating occurs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal gas mixture, fugacity of a species is equal to its Vapor pressure Partial pressure Chemical potential None of these Vapor pressure Partial pressure Chemical potential None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier diagram is a plot of Temperature vs. internal energy Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. enthalpy Temperature vs. internal energy Entropy vs. enthalpy Temperature vs. enthalpy Temperature vs. enthalpy ANSWER DOWNLOAD EXAMIANS APP
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