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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
For a single component two phase mixture, the number of independent variable properties are

Three
Two
One
Zero

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Chemical Engineering Thermodynamics
Forward reaction will be favoured for the exothermic reaction, represented by CO + H₂O ⇋ CO₂ + H₂, by

High temperature and high pressure
Low temperature and high pressure
Low temperature and low pressure
High temperature and low pressure

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Chemical Engineering Thermodynamics
For water at 300°C, it has a vapour pressure 8592.7 kPa and fugacity 6738.9 kPa Under these conditions, one mole of water in liquid phase has a volume of 25.28 cm³ and that in vapour phase in 391.1 cm³.Fugacity of water (in kPa) at 9000 kPa will be

6738.9
6753.5
9000
7058.3

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Chemical Engineering Thermodynamics
A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system

U and S both decreases
U is constant but S decreases
U decreases but S is constant
Its internal energy (U) decreases and its entropy (S) increases

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Chemical Engineering Thermodynamics
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of

Vaporisation
None of these
Fusion
Transition

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Chemical Engineering Thermodynamics
What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope?

1
3
2

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