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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Henry's law is closely obeyed by a gas, when its __________ is extremely high.

Pressure
Solubility
Temperature
None of the listed here

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Chemical Engineering Thermodynamics
Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole.

None of these
25
0
273

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Chemical Engineering Thermodynamics
Heat of reaction is

Dependent on both pressure and temperature
Dependent on pressure only
Dependent on temperature only
Independent of temperature changes

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Chemical Engineering Thermodynamics
Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.

Increases
Remains constant
Decreases
Decreases logarithmically

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Chemical Engineering Thermodynamics
The specific heat of saturated water vapour at 100°C is

-ve
∞
+ve

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Chemical Engineering Thermodynamics
"The fugacity of a gas in a mixture is equal to the product of its mole fraction and its fugacity in the pure state at the total pressure of the mixture". This is

Called Lewis-Randall rule
The statement as per Gibbs-Helmholtz
None of these
Henry's law

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