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CHEMICAL ENGINEERING THERMODYNAMICS

Chemical Engineering Thermodynamics
All gases during throttling process at atmospheric temperature and pressure show a cooling effect except

CO₂
N₂
H₂
O₂

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Chemical Engineering Thermodynamics
On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will

Decrease
Increase
Increase in summer and will decrease in winter
Remain same

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Chemical Engineering Thermodynamics
The value of gas constant 'R' is

1.987 cal/gm mole °K
Both A and B
Neither A nor B
1.987 BTU/lb. mole °R

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Chemical Engineering Thermodynamics
With increase in pressure (above atmospheric pressure), the Cp of a gas

First decreases and then increases
Decreases
Increases
Remains unchanged

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Chemical Engineering Thermodynamics
The unit of equilibrium constant of a chemical reaction is the same as that of

Temperature
Internal energy
None of these
Molar concentration

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