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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Henry's law is closely obeyed by a gas, when its __________ is extremely high.

Pressure
Solubility
Temperature
None of the listed here

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Chemical Engineering Thermodynamics
The melting point of paraffin wax (which contracts on solidification) __________ with pressure rise.

Decreases
Increases
Remains unchanged
Decreases linearly

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Chemical Engineering Thermodynamics
In the ammonia synthesis reaction, N₂ + 3H₂ ⇋ 2NH₃ + 22.4 kcal, the formation of NH₃ will be favoured by

Low pressure
Low temperature only
High temperature
Both low temperature and high pressure

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Chemical Engineering Thermodynamics
The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.

Volume
Temperature
Pressure
Specific heat

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Chemical Engineering Thermodynamics
The Carnot co-efficient of performance (COP) of a domestic air conditioner compared to a household refrigerator is

Less
Same
Dependent on climatic conditions
More

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Chemical Engineering Thermodynamics
In a P-V diagram (for an ideal gas), an isothermal curve will coincide withan adiabatic curve (through a point), when

Cp ≥ Cv
Cp < Cv
Cp > Cv
Cp = Cv

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