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

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure?3 Marks
Question
Name the different types of solutions. Give one example of each.
✓

Answer

Types of solution:
  1. Solid in solid.
Example: Brass.
  1. Solid in a liquid.
Example: Tincture of iodine.
  1. Liquid in liquid.
Example: ethanoic acid.
  1. Gas in a liquid.
Example: $\mathrm{CO}_2$ in water.
  1. Gas in gas.
Example: Air.

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