Respuesta :

let us say the molar mass of solute =24g.

mole of the solute = 0.8g x (1mol / 24g)
                             = 0.0333mol

molality = mol of solute / kg of solvent
             = 0.333mol / 0.50kg
             = 0.666M or 0.67M

Answer:

0.67m

Explanation:

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