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Is Matter Around Us Pure ? — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure ?2 Marks
Question
Define solubility of a substance. How does it vary with temperature?
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Answer

The maximum amount of a solute which can be dissolved in 100g of a solvent at a specified temperature is known as the solubility of that solute in that solvent. The solubility of solids in liquids is directly proportional to temperature whereas the solubility of gases in liquids is inversly proportional to temperature.

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