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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
For a reversible process involving only pressure-volume work

(dF)T, p > 0
(dF)T, p < 0
(dF)T, p = 0
(dA)T, v < 0

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Chemical Engineering Thermodynamics
The partial pressure of each constituent present in an alloy is __________ the total vapor pressure exerted by the alloy.

Equal to
Less than
Either B or C; depends on the type of alloy
More than

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Chemical Engineering Thermodynamics
Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates

Easier plotting
Covering of wide range
More accurate plotting
Use of only one graph for all gases

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Chemical Engineering Thermodynamics
Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.

At
Above
Below
Either B or C

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Chemical Engineering Thermodynamics
Equation which relates pressure, volume and temperature of a gas is called the

Equation of state
Ideal gas equation
None of these
Gibbs Duhem equation

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Chemical Engineering Thermodynamics
The change in Gibbs freee energy for vaporisation of a pure substance is

May be positive or negative
Negative
Positive
Zero

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