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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Van Laar equation deals with the activity co-efficients in

Azeotropic mixture only
Binary solutions
None of these
Ternary solutions

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Chemical Engineering Thermodynamics
Refrigeration cycle

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

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Chemical Engineering Thermodynamics
The variation of heat of reaction with temperature at constant pressure is given by the __________ law.

Antonie's
Kirchoffs
Kelvin's
None of these

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

Equilibrium
Adiabatic
Unsteady
Steady

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Chemical Engineering Thermodynamics
If heat contents of CH₄, C₂H₄ and C₃H₈ are -17.9, 12.5 and -24.8 kcal/mole respectively, than ΔH for the reaction CH₄(g) + C₂H₄(g) ⇋ C₃H₈(g) will be __________ Kcal.

-55.2
-19.4
-30.2
55.2

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Chemical Engineering Thermodynamics
Entropy of a substance remains constant during a/an __________ change.

Reversible isothermal
Reversible adiabatic
Irreversible isothermal
None of these

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