At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is

Chemical Engineering Thermodynamics
At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is

1.9398

3.389

4.238

1.572

1.9398

3.389

4.238

1.572

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Chemical Engineering Thermodynamics
The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.

Equal to

Less than

Either B or C; depends on the type of alloy

More than

Equal to

Less than

Either B or C; depends on the type of alloy

More than

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Chemical Engineering Thermodynamics
The unit of fugacity is the same as that of the

Temperature

Pressure

Volume

Molar concentration

Temperature

Pressure

Volume

Molar concentration

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Chemical Engineering Thermodynamics
While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is

Infinity

Negative

Constant

Unity

Infinity

Negative

Constant

Unity

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Chemical Engineering Thermodynamics
Work done is a

Path function

State description of a system

Point function

Property of the system

Path function

State description of a system

Point function

Property of the system

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Chemical Engineering Thermodynamics
At __________ point, all the three phases (i.e.solid, liquid and gas) co-exist.

Plait

Triple

Eutcetic

Critical

Plait

Triple

Eutcetic

Critical

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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.

Chemical Engineering Thermodynamics The unit of fugacity is the same as that of the

Chemical Engineering Thermodynamics While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is

Chemical Engineering Thermodynamics Work done is a

Chemical Engineering Thermodynamics At __________ point, all the three phases (i.e.solid, liquid and gas) co-exist.

Chemical Engineering Thermodynamics
The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.

Chemical Engineering Thermodynamics
The unit of fugacity is the same as that of the

Chemical Engineering Thermodynamics
While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is

Chemical Engineering Thermodynamics
Work done is a

Chemical Engineering Thermodynamics
At __________ point, all the three phases (i.e.solid, liquid and gas) co-exist.