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Chemical Engineering Thermodynamics

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

Below
At
Above
Either B or C

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Chemical Engineering Thermodynamics
In an ideal solution, the activity of a component equals its

None of these
Mole fraction
Partial pressure
Fugacity at the same temperature and pressure

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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
Unsteady
Adiabatic
Steady

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Chemical Engineering Thermodynamics
Consider the reaction, C + O₂ ⇋ CO₂ ;ΔH = - 94 kcal. What will be the value of ΔH for the reaction CO₂ → C + O₂?

-94 kcal
+ 94 kcal
< -94 kcal
> 94 kcal

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Chemical Engineering Thermodynamics
The number of degrees of freedom at the triple point of water is

Zero
2
1
3

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

Ternary solutions
None of these
Azeotropic mixture only
Binary solutions

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