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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Partial molar free energy of an element A in solution is same as its

Activity
Chemical potential
Activity co-efficient
Fugacity

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Chemical Engineering Thermodynamics
What is the value of Joule-Thomson co-efficient for an ideal gas?

∞
-ve
+ve

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Chemical Engineering Thermodynamics
What happens in a reversible adiabatic expansion process?

Pressure is constant
Heating takes place
Temperature is constant
Cooling takes place

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Chemical Engineering Thermodynamics
For a constant pressure reversible process, the enthalpy change (ΔH) of the system is

Cp.dT
∫Cv.dT
Cv.dT
∫Cp.dT

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Chemical Engineering Thermodynamics
For an exothremic reaction

Both ΔH and ΔE are negative
Only enthalpy change (ΔH) is negative
Only internal energy change (ΔE) is negative
Enthalpy change is zero

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Chemical Engineering Thermodynamics
The free energy change for a chemical reaction is given by (where, K = equilibrium constant)

-R lnK
T lnK
RT lnK
-RT lnK

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MORE MCQ ON Chemical Engineering Thermodynamics

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