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Answer 1

Answer:

Derivation of critical constants from van der Waals constant

Derivation of critical constants from van der Waals constant:

The van der Waals equation for n moles is.

From the equation we can derive the values of critical constants Pc, Vc and Tc in terms of a and b, the van der Waals constants, On expanding the above equation.

When the above equation is rearranged in powers of V.

Answer 2

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