Question: Demonstrate that Eqs. (2.6a) and (2.6b) are valid for a substance, obeying the Van der Waals equation, in critical state. Instruction makes use of the

Demonstrate that Eqs. (2.6a) and (2.6b) are valid for a substance, obeying the Van der Waals equation, in critical state. Instruction makes use of the fact that the critical state corresponds to the point of inflection in the isothermal curve p (V).

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