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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
No work is done by the system, when a reaction occurs at constant

Volume
Temperature
Pressure
None of these

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Chemical Engineering Thermodynamics
In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible __________ process.

Isobaric
Isometric
Polytropic
Isentropic

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Chemical Engineering Thermodynamics
At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.)

μ°+ R lnf
μ° + R/T lnf
μ° + T lnf
μ° + RT ln f

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Chemical Engineering Thermodynamics
For the gaseous phase chemical reaction, C₂H₄(g) + H₂O(g) ⟷ C₂H₅OH(g), the equilibrium conversion does not depend on the

Temperature
None of these
Steam to ethylene ratio
Pressure

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Chemical Engineering Thermodynamics
Gibbs free energy of mixing at constant pressure and temperature is always

- ve
+ ve
∞

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Chemical Engineering Thermodynamics
Reduced pressure of a gas is the ratio of its

Pseudocritical pressure to pressure
Critical pressure to pressure
Pressure to critical pressure
Pressure to pseudocritical pressure

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