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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

One
Zero
Infinity
Negative

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Chemical Engineering Thermodynamics
Fugacity co-efficient of a substance is the ratio of its fugacity to

Mole fraction
Activity
Pressure
Activity co-efficient

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Chemical Engineering Thermodynamics
Adiabatic compression of a saturated water vapour makes it

Both A and B
Superheated
Supersaturated
Neither A nor B

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Chemical Engineering Thermodynamics
A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively)

Logarithmic
Geometric
Harmonic
Arithmetic

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Chemical Engineering Thermodynamics
Which of the following is not a common refrigerant?

Freon-12
Ethylene
Carbon dioxide
Ammonia

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Chemical Engineering Thermodynamics
Which is not constant for an ideal gas?

(∂P/∂V)V
(∂P/∂V)T
All of these
(∂V/∂T)P

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MORE MCQ ON Chemical Engineering Thermodynamics

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