A solution is prepared by adding 5 g of a solute 'X' to 45 g of solvent ‘Y’. What is the mass Percent of the solute 'X?

  1. A

    10 %

  2. B

    11.1 %

  3. C

    90 %

  4. D

    75 %

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    Solution:

    Mass per cent of X = Mass of X Mass of solution ×100=55+45×100=10 %

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