Question

give reason for the following observation -(a) Naphthalene balls disappear with time without leaving any solid ​

Answer 1

Explanation:

Naphthalene balls disappear with time without leaving any solid, because naphthalene balls sublime and directly changes into vapour state without leaving any solid.

Answer 2

Answer:

Naphthalene balls are sublime as a result of which they change their state from solid to gas as a result of which they disappear with time without leaving any solid

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