(a) After winters people pack off their woollens by keeping Naphthalene balls in them. With … a saturated solution into an…
Answers:
(a) Sublimation, Naphthalene balls sublimate and becomes smaller in size. It is a physical change.
(b) By adding large quantities of the solvent into the solution.
Detailed Answer:
(a) With time these naphthalene balls sublimes directly into vapour. It is a physical change and the process is known as sublimation.
By adding large quantities of the solvent into the solution.