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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
A gas mixture of three components is brought in contact with a dispersion of an organic phase in water. The degree of freedom of the system are

4
5
3
6

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Chemical Engineering Thermodynamics
If we increase the pressure on a substance (which is at its triple point), then the triple point

Remains unchanged
May increase or decrease ; depends on the substance
Increases
Decreases

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Chemical Engineering Thermodynamics
The change in Gibbs freee energy for vaporisation of a pure substance is

Zero
Negative
Positive
May be positive or negative

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Chemical Engineering Thermodynamics
Enthalpy 'H' is defined as

H = F - TS
H - E = PV
None of these
H = E - PV

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Chemical Engineering Thermodynamics
A refrigerator works on the principle of __________ law of thermodynamics.

First
Third
Zeroth
Second

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Chemical Engineering Thermodynamics
In an ideal solution, the activity of a component equals its

Fugacity at the same temperature and pressure
None of these
Mole fraction
Partial pressure

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