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Chemical Engineering Thermodynamics

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

Unsteady
Equilibrium
Adiabatic
Steady

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Chemical Engineering Thermodynamics
The standard Gibbs free energy change of a reaction depends on the equilibrium

Pressure
All of these
Composition
Temperature

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Chemical Engineering Thermodynamics
Which of the following has the least thermal efficiency?

Steam engine
Diesel engine
Otto engine
Carnot engine

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Chemical Engineering Thermodynamics
A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is

Zero
Negative
None of these
Positive

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Chemical Engineering Thermodynamics
In an ideal gas mixture, fugacity of a species is equal to its

Chemical potential
Partial pressure
None of these
Vapor pressure

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Chemical Engineering Thermodynamics
Which of the following has the minimum value of COP for a given refrigeration effect?

Vapour-compression process with a reversible expansion engine
Ordinary vapour-compression cycle
Reverse Carnot cycle
Air refrigeration cycle

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