19. Chemical Thermodynamics
Entropy Calculations
4PRACTICE PROBLEM
According to Trouton's rule, all liquids have a roughly constant ratio between their molar heat of vaporization and normal boiling point (measured in kelvin): ΔHvap/Tbp = 88 J/(K·mol)
![](https://lightcat-files.s3.amazonaws.com/problem_images/afb157ea0e257fdd-1673467872972.jpg)
Why do liquids have the same ΔHvap/Tbp value?
According to Trouton's rule, all liquids have a roughly constant ratio between their molar heat of vaporization and normal boiling point (measured in kelvin): ΔHvap/Tbp = 88 J/(K·mol)
Why do liquids have the same ΔHvap/Tbp value?