The solubility of common salt in $100 g$ of water is $36 g$ . If $20 g$ of salt is dissolved in it, how much is required to attain saturation?

26 g

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16 g

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36 g

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54 g

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Solution

The correct option is B 16 g
Solubility is the amount of solute added in a given amount of solvent to attain saturation. Hence, in the given solution, for saturation, $36 - 20 = 16 g$ of salt is required to be added.

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