Question

napthakene balls become smaller in size on prolonged exposure to air.why?​

Answer 1

Answer:

due to sublimation. The heat present in air changes it directly to gaseous state. the vaporised part reduces the size of naphthalene balls . And they become small gradually.

Explanation:

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Answer 2

Answer:

Due to sublimation

Explanation:

The heat present in air changes it directly to gaseous state. the vapourised part reduced the size of napthalene balls.and they become small gradually...