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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
For an ideal liquid solution, which of the following is unity?

Activity
Fugacity
Fugacity co-efficient
Activity co-efficient

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Chemical Engineering Thermodynamics
The gas law (PV = RT) is true for an __________ change.

Adiabatic
Neither A nor B
Both A & B
Isothermal

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Chemical Engineering Thermodynamics
Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants)

(atm)Δx, when Δx is positive
(atm)Δx, when Δx is negative
Dimensionless, when Δx = 0
(atm)Δx2, when Δx > 0

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Chemical Engineering Thermodynamics
If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero

Enthalpy
Volume
None of thr listed here
Both of the listed here

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Chemical Engineering Thermodynamics
4 kg moles of an ideal gas expands in vacuum spontaneously. The work done is

Zero
∞
8 J
4 J

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Chemical Engineering Thermodynamics
Refrigeration cycle

Neither A nor B
Involves transfer of heat from low temperature to high temperature
Both A and B
Violates second law of thermodynamics

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MORE MCQ ON Chemical Engineering Thermodynamics

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