19. Chemical Thermodynamics
Entropy Calculations
3PRACTICE 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). Consider the following liquids in the table:
![](https://lightcat-files.s3.amazonaws.com/problem_images/b3977250d3b68118-1673470089412.jpg)
Identify which liquid deviates from Trouton's rule. Explain.
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). Consider the following liquids in the table:
Identify which liquid deviates from Trouton's rule. Explain.