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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Specific __________ does not change during phase change at constant temperature and pressure.

Internal energy
Enthalpy
Gibbs energy
Entropy

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Chemical Engineering Thermodynamics
1st law of thermodynamics is nothing but the law of conservation of

None of these
Mass
Energy
Momentum

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Chemical Engineering Thermodynamics
The chemical potential of any constituent of an ideal solution depends on the __________ of the solution.

Temperature
Composition
All of these
Pressure

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Chemical Engineering Thermodynamics
In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in

Enhanced COP
Increased or decreased COP ; depending upon the type of refrigerant
No change in the value of COP
Decreased COP

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Chemical Engineering Thermodynamics
The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition.

Enthalpy
Gibbs free energy
Internal energy
Helmholtz free energy

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Chemical Engineering Thermodynamics
The heat capacities for the ideal gas state depend upon the

Temperature
Pressure
Neither A nor B
Both A & B

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