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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Melting of ice is an example of an __________ process.

None of these
Isothermal
Adiabatic
Isometric

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Chemical Engineering Thermodynamics
What is the degree of freedom for a system comprising liquid water equilibrium with its vapour?

3
1
2
0

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Chemical Engineering Thermodynamics
Which of the following is a thermodynamic property of a system?

Entropy
Mass
Concentration
Temperature

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Chemical Engineering Thermodynamics
Ideal refrigeration cycle is

Same as Carnot cycle
Dependent on the refrigerant's properties
Same as reverse Carnot cycle
The least efficient of all refrigeration processes

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Chemical Engineering Thermodynamics
If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the

Clayperon-Claussius equation
Maxwell's equation
Nernst Heat Theorem
Van Laar equation

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Chemical Engineering Thermodynamics
At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is

1.572
1.9398
4.238
3.389

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