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Relationship Between the Waters of Hydration (Number of —OH Groups on a Homologous Series of Solutes) and the Activation Energy for Transmembrane Diffusion
| Solute | Activation energy (kJ/mol) |
|---|---|
| Glycol (HO—CH2—CH2—OH) | 60 |
| Glycerol (HO—CH2—CH(OH)—CH2—OH) | 77 |
| Erythritol (HO—CH2—CH(OH)—CH(OH)—CH2—OH) | 87 |
