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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
What happens in a reversible adiabatic expansion process?

Pressure is constant
Heating takes place
Temperature is constant
Cooling takes place

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Chemical Engineering Thermodynamics
Molar heat capacity of water in equilibrium with ice at constant pressure is __________ Kcal/kg mole . °K

100
∞
50

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Chemical Engineering Thermodynamics
Second law of thermodynamics is concerned with the

Non-cyclic processes only
Direction of energy transfer
Irreversible processes only
Amount of energy transferred

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Chemical Engineering Thermodynamics
When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the

Joule-Thomson effect
Third law of thermodynamics
Gibbs-Helmholtz equation
Gibbs-Duhem equation

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

H₂
O₂
CO₂
N₂

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Chemical Engineering Thermodynamics
Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation.

Neither A nor B
Non-polar
Polar
Both A & B

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