- A mixture is that one substance(element or compound) mixed in any proportion.
- Mixtures can be separated into pure substances using appropriate separation techniques.
- A solution is a homogeneous mixture of two or more substances.
- A type of solution in which particles are uniformly spread and is heterogeneous is known as Colloidal Solution.
- A type of solution in which solids are dispersed in the liquid and are visible with the naked eye is called Suspension.
- Mass percentage of solution = Mass of solute / Mass of Solution x 100.
- The scattering of a beam of light is called the Tyndall effect.
Class 9th Science-Chemistry Chapter 2 Notes
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