Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Carnot cycle Air cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle Carnot cycle Air cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Partial molal quantities are important in the study of A pure component Ideal gases Non-ideal mixtures Ideal solutions A pure component Ideal gases Non-ideal mixtures Ideal solutions 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. 540 300 327 270 540 300 327 270 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The activity of an ideal gas is numerically __________ its pressure. More than Data insufficient, can't be predicted Equal to Less than More than Data insufficient, can't be predicted Equal to Less than 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 Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy Increase in enthalpy corresponding to absorption of heat Decrease in enthalpy corresponding to evolution of heat Decrease of entropy No change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics No work is done by the system, when a reaction occurs at constant Temperature Pressure None of these Volume Temperature Pressure None of these Volume ANSWER DOWNLOAD EXAMIANS APP
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