1.A 10.7 m solution of NaOH has a density of 1.33 g/L at 20oC. Calculate the following: (Atomic masses are: Na = 23 amu, O = 16 amu, H = 1 amu).

(a) the mole fraction of NaOH

(b)the weight percent (% w/w) of NaOH

(c) the molarity of the solution

Answer rating: 100% (QA)

Answer a Molality no of moles of NaOH kg of solvent 107m 107 moles of NaOH per 1kg of H2O Therefore ... View the full answer