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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is

(T₂ - T₁)/T₂
(T₁ - T₂)/T₁
(T₂ - T₁)/T₁
(T₁ - T₂)/T₂

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Chemical Engineering Thermodynamics
PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process.

Adiabatic
Isothermal
Isobaric
Isentropic

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Chemical Engineering Thermodynamics
Compressibility factor for almost all the gases are approximately same at the same

Reduced pressure and reduced temperature
None of these
Pressure and temperature
Critical pressure and critical temperature

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Chemical Engineering Thermodynamics
The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance.

Both B and C
Cooling
Heating
Simultaneous pressure & temperature change

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Chemical Engineering Thermodynamics
__________ explains the equilibrium constant for any chemical reaction.

Law of mass action
None of these
Hess's law
Henry's law

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Chemical Engineering Thermodynamics
Third law of thermodynamics is helpful in

Prediction of the extent of a chemical reaction
Both B and C
Calculating absolute entropies of substances at different temperature
Evaluating entropy changes of chemical reaction

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