Thermodynamics of Separation Operations

This is an MCQ -based quiz on the topic of Thermodynamics of Separation Operations.

This includes the following topics:-

Energy, Entropy, and Availability Balance
Phase Equilibria
The ideal gas and Ideal Liquid-Solution Model
Graphical Correlations of Thermodynamic Properties
Non-ideal Thermodynamic Property Models
Liquid Activity Coefficient Models
Difficult Mixtures

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How is the distribution among two or more phases at equilibrium determined by?

Application of entropy Application of Newton’s laws of motion Application of Gibbs free energy Application of force

At equilibrium the total Gibb’s free energy for all phases is

Minimum Maximum Infinity Zero

The chemical potential of a species is:

Different in all phases at chemical equilibrium Same in all phases at chemical equilibrium Different in all phases at physical equilibrium Same In all phases at equilibrium

What is the phase equilibrium ratio?

Ratio of heat of species in two phases at equilibrium Ratio of temperature of species in two phases at equilibrium Ratio of mole fractions of species in two phases at equilibrium Ratio of equilibrium concentration of species in two phases at equilibrium.

For a liquid-liquid case, what is phase equilibrium ratio?

Ratio of mole fractions of species in two phases at equilibrium Ratio of distribution or partition coefficient Ratio of equilibrium constant Ratio of heat of supply

The ideal equations apply only till what pressure?

305kPa 315kPa 325kPa 345kPa

If the temperature of vapor is 400K and pressure is 20000 Pascal, what is the molar volume?

0.15m3 0.16 m3 10 m3 20 m3

Which equation is used to calculate liquid molar volume?

M/dL M/P M/RT RT/P

If the temperature of vapor is 100 oC and pressure is 2 atm, what is molar volume?

0.23 m3 0.34 m3 0.015 m3 0.234 m3

If the temperature of vapor is 300K and pressure is 1atm , what is molar volume?

0.04 m3

0.025 m3

0.113 m3