Research Article
Hexavalent Chromium Removal from Model Water and Car Shock Absorber Factory Effluent by Nanofiltration and Reverse Osmosis Membrane
Table 3
Hydration energies, hydrated radii, and diffusion coefficients of some ions [
30,
31].
| Ion | Na+ | K+ | Cl− | | |
| Hydration energies (kJ mol−1) | 454 | 363 | 325 | 310 | 1047 | Hydrated radii (nm) | 0.358 | 0.331 | 0.332 | 0.335 | 0.379 | D (109 m2·s−1) | 1.333 | 1.957 | 2.032 | 1.902 | 1.065 |
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