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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Entropy change for an irreversible isolated system is

< 0
∞
> 0

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Chemical Engineering Thermodynamics
Change of state namely evaportation condensation, freezing and melting is an __________ process.

Isobaric
Adiabatic
Isothermal
Isochoric

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Chemical Engineering Thermodynamics
A change in state involving a decrease in entropy can be spontaneous, only if

It takes place isothermally
It is isenthalpic
It is exothermic
It takes place at constant volume

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Chemical Engineering Thermodynamics
Degress of freedom at triple point will be

2
Zero
1
3

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Chemical Engineering Thermodynamics
The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the

Lewis-Randall rule
None of these
Statement of Vant-Hoff equation
Le-Chatelier's principle

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Chemical Engineering Thermodynamics
If we increase the pressure on a substance (which is at its triple point), then the triple point

Increases
Remains unchanged
May increase or decrease ; depends on the substance
Decreases

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