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JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

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Which represents per cent by weight?
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Correct option: A
wt.  of  solutewt.  of  solution×100\frac{{\mathrm{wt}\mathrm{. }\;\mathrm{of}\;\mathrm{ solute}}}{{\mathrm{wt}\mathrm{. }\;\mathrm{of}\;\mathrm{ solution}}} \times 100
Option A is correct because percent by weight is defined as the weight of the solute divided by the weight of the solution, multiplied by 100.

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