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Colligative Properties Combined Osmotic Boiling Freezing Calculator

π = iMRT; ΔTb = Kb·m·i; ΔTf = Kf·m·i.

Calculates three colligative properties of an aqueous solution: osmotic pressure (π), boiling point elevation (ΔTb), and freezing point depression (ΔTf).

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

π = iMRT (atm); ΔTb = 0.512·m·i; ΔTf = 1.86·m·i (water constants)

In depth

Calculates three colligative properties of an aqueous solution: osmotic pressure (π), boiling point elevation (ΔTb), and freezing point depression (ΔTf).