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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

-R lnK
RT lnK
T lnK
-RT lnK

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Chemical Engineering Thermodynamics
Which is an example of closed system?

Air compressor
Boiler
None of these
Liquid cooling system of an automobile

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

Two
Three
Zero
One

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Chemical Engineering Thermodynamics
In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will

Diminish the degree of dissociation of HI
Decrease the partial pressure of HI
None of these
Increase the partial pressure of I₂

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Chemical Engineering Thermodynamics
In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ 3 m³ ) is max imum, when the value of 'n' is

1.66
1.44
1

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Chemical Engineering Thermodynamics
Boiling of liquid is accompanied with increase in the

Specific Gibbs free energy
Vapor pressure
Specific entropy
All of these

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