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Ways of Representing the Concentration of a Solution

In 250 g of a...

Question

In $250 g$ of an aqueous sugar solution, $5 g$ of sugar is present. Calculate the percentage composition $(w / w)$ of the mixture.

A

2 %

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B

4 %

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C

6 %

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D

8 %

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Solution

The correct option is A $2 %$
Mass of solution $= 250 g$
Mass of sugar(solute) $= 5 g$
$w / w % = \frac{5}{250} \times 100$
$= 2 %$

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