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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Fugacity co-efficient of a substance is the ratio of its fugacity to

Mole fraction
Activity
Activity co-efficient
Pressure

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Chemical Engineering Thermodynamics
(∂H/∂T)p is the mathematical expression for

Entropy change
None of these
CV
Gibbs free energy

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Chemical Engineering Thermodynamics
A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres.

448
22.4
Data insufficient; can't be computed
224

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Chemical Engineering Thermodynamics
For a spontaneous process, free energy

Is zero
Decreases whereas the entropy increases
Increases
And entropy both decrease

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Chemical Engineering Thermodynamics
With increase in reduced temperature, the fugacity co-efficient of a gas at constant reduced pressure

Decreases linearly
Decreases
Increases
Remains same

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Chemical Engineering Thermodynamics
Grams of butane (C₄H₁₀) formed by the liquefaction of 448 litres of the gas (measured at (STP) would be

640
580
1160
Data insufficient; can't be computed

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