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Molality

Molality

Author: Jose Popoff
Description:

Express the concentration of a solution in terms of molality or molal concentration.

Scientist sometimes find it also useful to express the concentration of a solution in terms of molal concentration or molality (m).  When expressing the molality of a solution we must determine the mass of the solvent.  

Molality represents the ratio of the numbe of moles of solute to the mass of the solvent in Kilograms (Kg).

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Tutorial

Example 1

Example 2

Example 3