Molaliteitscalculator
Berekent de molaliteit (mol/kg) uit de mol opgeloste stof en de massa van het oplosmiddel.
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Inleiding
Molality Calculator — Calculate molality (mol/kg) from moles of solute and mass of solvent. Enter Moles solute (mol), Solvent mass (kg) to get an instant, accurate result.
Formule
Molality (mol/kg) = moles of solute / kilograms of solvent (uses solvent mass only, not total solution volume).
Stap voor stap
- Enter the Moles solute (mol).
- Enter the Solvent mass (kg).
- Click Calculate to see your result instantly.
Praktijkvoorbeeld
Example: With Moles solute (mol) = 1, Solvent mass (kg) = 0.5, the Molality Calculator gives Molality Mol Kg: 2.
Veelgestelde Vragen
How is molality different from molarity?
Molality divides by the mass of solvent (kg), while molarity divides by the volume of the whole solution (L) — molality does not change with temperature since mass is temperature-independent.
Why use molality instead of molarity?
Molality is preferred for colligative-property calculations (boiling point elevation, freezing point depression) because it is unaffected by thermal expansion or contraction of the solution.
What inputs does the Molality Calculator need?
You'll need to provide: Moles solute (mol), Solvent mass (kg). All fields use sensible defaults, so you can see a working example immediately and then adjust the values to match your own numbers.
How accurate is the Molality Calculator?
The Molality Calculator applies the formula exactly as calculated — Molality (mol/kg) = moles of solute / kilograms of solvent (uses solvent mass only, not total solution volume). — so results are precise for the inputs you provide. Accuracy depends on entering correct, realistic input values.
Is the Molality Calculator free to use?
Yes, the Molality Calculator is completely free, requires no signup, and runs instantly in your browser.
Over Molaliteitscalculator
The Molality Calculator uses a real, verifiable formula — Molality (mol/kg) = moles of solute / kilograms of solvent (uses solvent mass only, not total solution volume). — so results are accurate every time, not an approximation.