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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Claude gas liquefaction process employs cooling

By expansion in an engine
None of these
By throttling
At constant pressure

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Chemical Engineering Thermodynamics
The ammonia synthesis reaction represented by N₂ + 3H₂ ⇋ 2NH₃ ; ΔH = - 22.4 kcal, is

Exothermic
Adiabatic
Isothermal
Endothermic

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Chemical Engineering Thermodynamics
For an isothermal reversible compression of an ideal gas

DQ = dE
Only ΔH =0
Only ΔE = 0
ΔE = ΔH = 0

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Chemical Engineering Thermodynamics
Degress of freedom at triple point will be

1
3
2
Zero

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Chemical Engineering Thermodynamics
For an incompressible fluid, the __________ is a function of both pressure as well as temperature.

Enthalpy
Internal energy
All of these
Entropy

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Chemical Engineering Thermodynamics
Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is

300(33/7)
300(35/7)
300(33/5)
300(32/7)

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