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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The internal energy of an ideal gas does not change in a reversible __________ process.

Isothermal
Adiabatic
Isobaric
Isometric

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Chemical Engineering Thermodynamics
What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope?

2
3
1

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Chemical Engineering Thermodynamics
Entropy of the system decreases, when

A gas expands spontaneously from high pressure to low pressure
Water is converted into ice
Snow melts into water
Both B & C

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Chemical Engineering Thermodynamics
Kopp's rule is used to calculate the heat capacity of

Gases
Liquids
All of these
Solids

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Chemical Engineering Thermodynamics
COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about

4.5
8.5
0.5
3.5

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Chemical Engineering Thermodynamics
When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is

More in liquid phase
More in vapour phase
Zero in both the phases
Same in both the phases

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