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

Rajasthan BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure?1 Mark
Question
One of the following represents the solution of solid in a solid. This one is:
  1. Boron.
  2. Brass.
  3. Beryllium.
  4. Bread.
✓

Answer

  1. Brass.
Explanation:
Brass is an example of solution of solid in solid. It is an alloy of copper and zinc.

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