Chemical Engineering Thermodynamics
In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants )

Pressure has no effect on equilibrium, when Δn = 0
Addition of inert gas favours the forward reaction, when Δx is positive
All of these
Addition of inert gas has no effect on the equilibrium constant at constant volume for any value of Δx (+ ve, - ve) or zero)

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Chemical Engineering Thermodynamics
The third law of thermodynamics states that the

None of these
Heat capacity of a crystalline solid is zero at absolute zero temperature
Heat transfer from low temperature to high temperature source is not possible without external work
Gases having same reduced properties behave similarly

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