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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is

Decreasing
Data sufficient, can't be predicted
Increasing
Not changed

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Chemical Engineering Thermodynamics
The chemical potential for a pure substance is __________ its partial molal free energy.

Not related to
Less than
More than
Equal to

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Chemical Engineering Thermodynamics
Which of the following is not a common refrigerant?

Freon-12
Carbon dioxide
Ammonia
Ethylene

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Chemical Engineering Thermodynamics
A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is

1000
651
667
349

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Chemical Engineering Thermodynamics
Gibbs free energy (F) is defined as

F = H + TS
F = E - TS
F = E + TS
F = H - TS

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Chemical Engineering Thermodynamics
At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.)

μ° + R/T lnf
μ° + T lnf
μ°+ R lnf
μ° + RT ln f

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