Question

Give reason:-
a) Naphthalene balls disappear with time without leaving any solid
b) We can get the smell of perfume sitting several metres away. ​

Answer 1

Answer:

a) Naphthalene balls disappear with time without leaving any solid because it undergoes the process of sublimation.

b) We can get the smell of perfume sitting several metres away by the process of diffusion.

Explanation:

Hope this answer is helpful..