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Chemical Engineering Thermodynamics

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

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

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Chemical Engineering Thermodynamics
At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is

Zero
One
Infinity
Negative

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Chemical Engineering Thermodynamics
Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal boiling point, kcal/kmol Tb = normal boiling point, °K )

Tb/λb
√(λb/Tb)
λb/Tb
√(Tb/λb)

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Chemical Engineering Thermodynamics
Van Laar equation deals with the activity co-efficients in

Binary solutions
Azeotropic mixture only
Ternary solutions
None of these

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Chemical Engineering Thermodynamics
Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process.

Equilibrium
Adiabatic
Steady
Unsteady

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Chemical Engineering Thermodynamics
PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process.

Isentropic
Isothermal
Adiabatic
Isobaric

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