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

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Chemical Engineering Thermodynamics
The necessary condition for phase equilibrium in a multiphase system of N components is that the

Chemical potentials of all components should be same in a particular phase
None of these
Chemical potentials of a given component should be equal in all phases
Sum of the chemical potentials of any given component in all the phases should be the same

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