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A solution is prepared by adding 5 g of a substance x to 18 g of water. Calculate the mass percent of the solute.

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A solution is prepared by adding 5 g of a substance x to 18 g of water. Calculate the mass percent of the solute.
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Mass percent of `x = ("Mass of x")/("Mass of solution")xx100`
`=(5g)/("5 g of x + 18 g of water")xx100=21.74%`.
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