Chemical Engineering Thermodynamics An isolated system can exchange __________ with its surroundings. Both matter and energy Energy Matter Neither matter nor energy Both matter and energy Energy Matter Neither matter nor energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ? It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils It should be non-explosive None of these Its vapor pressure at the condenser temperature should be very high It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils It should be non-explosive None of these Its vapor pressure at the condenser temperature should be very high ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible __________ process. Isentropic Isothermal Adiabatic Isometric Isentropic Isothermal Adiabatic Isometric ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The standard state of a gas (at a given temperature) is the state in which fugacity is equal to Neither A nor B Activity Both A & B Unity Neither A nor B Activity Both A & B Unity 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. 540 300 270 327 540 300 270 327 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is Same Unpredictable; depends on the particular reaction More Less Same Unpredictable; depends on the particular reaction More Less ANSWER DOWNLOAD EXAMIANS APP