Mole Concept And Molar Masses

Osmotic pressure is colligative property. Use the formula to solve problem.

or
where osmotic presure
of

mass of solute
molecular mass of solute




or
molecular mass of solute is .

Formula sodium ferrocyanide suggests that it has four sodium atoms.
Number of atoms no. of moles no. of atoms per molecule Avogadro number

Formula of sodium ferrocyanide, suggests that
it has four sodium atoms.
Number of Na atoms = no. of moles no. of atoms per
molecule Avogadro number
=
=