Question

(iv) Naphthalene balls are kept in woollen clothes​

Answer 1

Explanation:

ANSWER:-Nampthalene balls are sublimate. That is they sublimes after time and directly change to gaseous state without chaning to liquid state, and disappears. So they are kept in woolen clothes to protect the clothes from insects.

Answer 2

Answer:

Nampthalene balls are sublimate. That is they sublimes after time and directly change to gaseous state without chaning to liquid state, and disappears. So they are kept in woolen clothes to protect the clothes from insects.