Chemical Engineering Thermodynamics
In case of the decomposition of hydroiodic acid (2HI ⇋ H₂ + I₂), addition of H₂ (at equilibrium condition) will

Decrease the partial pressure of HI
Increase the partial pressure of I₂
None of these
Diminish the degree of dissociation of HI

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Chemical Engineering Thermodynamics
Which of the following will increase the volume of a real gas by four times ?

Reducing pressure to one fourth at constant temperature
Reducing temperature to one fourth at constant pressure
Reducing the temperature to half and doubling the pressure
Doubling the absolute temperature as well as pressure of the gas

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