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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
What is the value of ln y (where y = activity co-efficient) for ideal gases?

Infinity
Zero
Negative
Unity

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

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

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Chemical Engineering Thermodynamics
For an ideal solution, the value of activity co-efficient is

1
< 1
> 1

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Chemical Engineering Thermodynamics
Which of the following non-flow reversible compression processes require maximum work?

Isothermal process
Isobaric process
All of these
Adiabatic process

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Chemical Engineering Thermodynamics
The equation Tds = dE - PdV applies to

Single phase fluid of constant composition
Single phase fluid of varying composition
Open as well as closed systems
Both B and C

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Chemical Engineering Thermodynamics
Grams of butane (C₄H₁₀) formed by the liquefaction of 448 litres of the gas (measured at (STP) would be

1160
580
640
Data insufficient; can't be computed

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