Chemical Engineering Thermodynamics The energy of activation of exothermic reaction is Negative Zero Very large compared to that for en-dothermic reaction Not possible to predict Negative Zero Very large compared to that for en-dothermic reaction Not possible to predict ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Air cycle Carnot cycle Ordinary vapor compression cycle Vapor compression with a reversible expansion engine Air cycle Carnot cycle Ordinary vapor compression cycle Vapor compression with a reversible expansion engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 270 327 300 540 270 327 300 540 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The chemical potential for a pure substance is __________ its partial molal free energy. More than Not related to Equal to Less than More than Not related to Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The total change in the enthalpy of a system is independent of the State of combination and aggregation in the beginning and at the end of the reaction None of these Pressure and temperature Number of intermediate chemical reactions involved State of combination and aggregation in the beginning and at the end of the reaction None of these Pressure and temperature Number of intermediate chemical reactions involved ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process. Adiabatic Isothermal Isentropic Isobaric Adiabatic Isothermal Isentropic Isobaric ANSWER DOWNLOAD EXAMIANS APP