Boiling Point Elevation Calculator – Find the New Boiling Point



Input Parameters
Elevation Result
BP Elevation (ΔTb)
0.00 K
Boiling Point of Solution (Tb) -

About Boiling Point Elevation Calculator

Adding a suitable solute to a solvent can change the temperature at which the solution begins to boil. This increase is known as boiling point elevation, one of the important colligative properties of solutions.

The Boiling Point Elevation Calculator helps determine both the increase in boiling temperature and, when the normal boiling point is known, the new boiling point of the solution. The basic relationship is ΔTᵦ = iKᵦm, where i represents the van’t Hoff factor, Kᵦ is the ebullioscopic constant, and m is the molality.

This tool is useful for chemistry students, laboratory calculations, and problems involving colligative properties. It is particularly helpful when a solute dissociates or associates because the van’t Hoff factor accounts for changes in the number of particles in solution.

For reliable results, use molality rather than molarity and make sure the units of the ebullioscopic constant match the concentration units.