Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Zero Infinity Negative Unity Zero Infinity Negative Unity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Dry ice is Solid carbon dioxide Moisture free ice None of these Solid helium Solid carbon dioxide Moisture free ice None of these Solid helium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor. Closed Open Isolated None of these Closed Open Isolated None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n- octane into pure compounds each at 1 atm is -2 RT ln 0.5 -RT ln 0.5 0.5 RT 2 RT -2 RT ln 0.5 -RT ln 0.5 0.5 RT 2 RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal solution, the activity of a component equals its Mole fraction Fugacity at the same temperature and pressure None of these Partial pressure Mole fraction Fugacity at the same temperature and pressure None of these Partial pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is +ve Either of the above three ; depends on the nature of refrigerant -ve +ve Either of the above three ; depends on the nature of refrigerant -ve ANSWER DOWNLOAD EXAMIANS APP
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