Two deviations of real gases from ideal gases which are treated in the van der Waals equation are finite molecular volume and non-zero molecular attractions.

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Quizplus · Accepted Answer

The van der Waals equation takes into account the finite volume occupied by gas molecules and the non-zero attractive forces between them, which makes it a more accurate model for real gases compared to the ideal gas equation.

Two Deviations of Real Gases from Ideal Gases Which Are