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Question

Percent by mass of a solute (molar mass = 28 g) in its aqueous solution is 28. Calculate the mole fraction (X) and molality (m) of the solute in the solution.


A

X = 0.2, m = 10

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B

X = 0.2, m = 1259

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C

X = 0.8, m = 1259

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D

X = 0.8, m = 10

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