Question

State reasons for the statements mentioned below:
1. a mixture of camphor and salt can be seperated using sublimation
2. a cotton plug is used to cover open end of inverted funnel during sublimation?

Answer 1

1. Camphor sublimes at room temperature and the salt remains as it is

Answer 2

1.camphor sublimes on heating,whereas the salt cannot sublime .

2.cotton plug will absorb the gas which have sublimed