Define formality??????? In chemistry???
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Formality :-
This term was employed earlier in place of molarity to express the concentration of ionic solute because they do not exist as molecule but exist as network of ion
Difination
Number of mole of ionic solute present in 1 litre of solutions .
Mathmatical expression
Formality = mole of ionic solute /volume of solution in litre
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formality:----- it is defined as the number of mole of ionic solute present in one litre of solution.
Formula
formality = number number of mole of ionic solute/volume of solution in litre
Si unit is mole /m^3
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