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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
At constant temperature and pressure, for one mole of a pure substance, the ratio of the free energy to the chemical potential is

Zero
Infinity
One
Negative

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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
In a homogeneous solution, the fugacity of a component depends upon the

Temperature
Composition
Pressure
All of these

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Chemical Engineering Thermodynamics
In a P-V diagram (for an ideal gas), an isothermal curve will coincide withan adiabatic curve (through a point), when

Cp ≥ Cv
Cp < Cv
Cp > Cv
Cp = Cv

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Chemical Engineering Thermodynamics
Fugacity is most helpful in

Representing actual behaviour of real gases
Representing actual behaviour of ideal gases
None of these
The study of chemical equilibria involving gases at atmospheric pressure

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Chemical Engineering Thermodynamics
The standard state of a gas (at a given temperature) is the state in which fugacity is equal to

Neither A nor B
Unity
Activity
Both A & B

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