Question

CLASS 9 SCIENCE CHAPTER 2
please answer my question
​

Answer 1

Answer:

2. fractional distillation

Explanation:

hope it helps

brainliest...

Answer 2

1. The tincture of iodine is alcohol and salt.
2. The concentration of a solution is the amount of solute present in a given amount of solution. Also, the amount of solute dissolved in a given mass or volume of solvent is called concentration of solution.
3. The basic principle involve is the difference between the densities of the two liquids form two separate layers. The separation is done by separating funnel.
4. A mixture is an impure substance. It consists of different elements and substances combined together physically in an unknown ratio.
5. An aerosol is defined as a suspension system of solid or liquid particles in a gas.
6. Solubility is defined as the number of grams of solute that dissolves in 100 g of a solvent to form a saturated solution at a given temperature and pressure. Hope it helps. Pls mark it as brainliest