Molality Calculator

Compute mol/kg using solvent mass rather than solution volume, with gram and kilogram input support.

Solute amount (mol)

Solvent mass

Mass unit

—Molality uses kilograms of solvent, not liters of solution.

Molality reverse solver & preparation amounts

Solve molality, solute amount or solvent mass from any two known quantities; optionally translate moles into solute mass with a molar mass.

Solve forMolality (mol/kg)Solute amount (mol)Solvent mass (g)Optional molar mass (g/mol)

—Solved quantity

—Solvent kg

—Optional solute mass

Ready.