Percent by mass of solute (molar mass = ...

Percent by mass of solute (molar mass = 25 g/mol) in its aqueous solution is 30. The mole fraction and molality of the solute in solution are

A

Mole fraction = 0.18 , Molality = 17.9

B

Mole fraction = 0.236 , Molality = 17.14

C

Mole fraction = 0.236 , Molality = 15.96

D

Mole fraction = 0.38 , Molality = 17.14

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B

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