When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is

Chemical Engineering Thermodynamics
When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is

Chemical Engineering Thermodynamics
As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches

Infinity

Unity

An indeterminate value

Zero

Infinity

Unity

An indeterminate value

Zero

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Chemical Engineering Thermodynamics
Helmholtz free energy (A) is defined as

A = H + TS

A = E - TS

None of these

A = H - TS

A = H + TS

A = E - TS

None of these

A = H - TS

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Chemical Engineering Thermodynamics
The expression, nRT In P₁/P₂ , is for the____of an ideal gas.

Work done under adiabatic contition

Compressibility

Work done under isothermal condition

Co-efficient of thermal expansion

Work done under adiabatic contition

Compressibility

Work done under isothermal condition

Co-efficient of thermal expansion

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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

Remain same

Increase

Increase in summer and will decrease in winter

Decrease

Remain same

Increase

Increase in summer and will decrease in winter

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Chemical Engineering Thermodynamics
Which of the following is an undesirable characteristics of a refrigerant ?

Its vapor pressure at the condenser temperature should be very high

None of these

It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils

It should be non-explosive

Its vapor pressure at the condenser temperature should be very high

None of these

It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils

It should be non-explosive

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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is

Chemical Engineering Thermodynamics As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches

Chemical Engineering Thermodynamics Helmholtz free energy (A) is defined as

Chemical Engineering Thermodynamics The expression, nRT In P₁/P₂ , is for the____of an ideal gas.

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

Chemical Engineering Thermodynamics Which of the following is an undesirable characteristics of a refrigerant ?

Chemical Engineering Thermodynamics
When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is

Chemical Engineering Thermodynamics
As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches

Chemical Engineering Thermodynamics
Helmholtz free energy (A) is defined as

Chemical Engineering Thermodynamics
The expression, nRT In P₁/P₂ , is for the____of an ideal gas.

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

Chemical Engineering Thermodynamics
Which of the following is an undesirable characteristics of a refrigerant ?