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Learn about the equation of state that extends the ideal gas law to include the non-zero size and interactions of gas molecules. See how it models the liquid-vapor phase change, predicts the critical point and explains the phenomena of superheating and subcooling.
Learn how the Van der Waals equation modifies the ideal gas equation to account for the volume and attractive forces of real gases. See the derivation, merits, demerits, and limitations of the equation, and solve example problems.
20 Μαΐ 2024 · Learn how the van der Waals equation describes the differences between the properties of a real gas and an ideal gas in terms of molecular volume and intermolecular forces. Compare the van der Waals equation with other equations of state and their applications in chemistry.
Learn how van der Waals' equation improves the ideal gas equation by introducing two parameters to account for molecular interactions. See the physical picture and mathematical derivation of the equation, and its applications to real gases.
Learn how the van der Waals and Redlich-Kwong equations of state modify the ideal gas law to account for real gas behavior. See the derivation, parameters, and applications of these equations.
Learn how van der Waals modified the ideal gas law to account for molecular size and interaction forces. See the constants, coefficients and plots for different gases and compare with the ideal gas law.
25 Σεπ 2020 · In the dimensionless forms of the equation of state, these van der Waals constants are removed from the equations, and it is not surprising that all gases then conform to the same equation of state.
