Mole ConceptHard

Question

Mole fraction of the solute in a 1.00 molal aqueous solution is

Options

A.0.0177
B.0.0344
C.1.7700
D.0.1770

Solution

1.00 molal aqueous slution = 1.0 mole in 1000 g water nSolute = 1; WSolvent = 1000 g.
nSolvent = = 55.56
XSolute = = 0.0177

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