Isotonic solutions (Two dilute solutions are isotonic when iC matches (using same concentration unit, usually)
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Two dilute solutions are isotonic when iC matches (using same concentration unit, usually molarity)
What each symbol means
| Symbol | What it stands for |
|---|---|
| C | Molarity (mol L⁻¹) in matched units |
| i | van’t Hoff factor |
When to use this
Same T; ideal dilute; semipermeable membrane; same solvent typically.