Answer:
Correct option is B)
1.00M means 1 mole of solute is dissolved in 1kg of solvent.
Molar mass of water= 18
∴1kg of water= 1000/18=55.56 moles
Total mole in solution= 1+55.56=56.56
∴ Mole fraction of solute= 1/56.56=0.018
Explanation:
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