Question

D. Answer the following questions in one word :-

1. Which gas supports combustion and makes up 21% of air?
2. Which type of solids have geometrically arranged molecules?
3. Is common salt a solute or a solvent?
4. Which process can be used to separate the mixture of sugar and water???

E Answer the following questions in brief :-

1. When someone sprays room freshener in one comer of a room, you can smell it
in the other corner. Why does this happen?
2. Differentiate between miscible and immiscible liquids by using a suitable example
3. What do you mean by sedimentation and decantation?​

Answer 1

Answer:

d-3,e-4

Explanation:

Answer 2

Answer: 1 oxygen 2 solid

Explanation: