chapter 2nd of 9th class Chemistry find 30 question answer
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I HAVE JUST GOT 10....
Explanation:
1. What is tincture of iodine?
2. Any idea about ‘concentration of a solution’?
3. State the principle for separation of immiscible liquids?
4. Why a mixture is an impure substance?
5. Define aerosol.
6. What is meant by solubility of a solute?
7. How to differentiate between sol, solution and suspension?
8. What is meant by chromatography?
9. Define emulsion with example.
10. How to separate ammonium chloride+ sodium chloride. Explain briefly.
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