Question

naphthalene balls disappear with time without leaving any solid . why ?​

Answer 1

Answer:

BECAUSE IT GOES THROUGH THE PROCESS OF SUBLIMATION AND THUS IT DOES NOT LEAVE ANY RESIDUE BEHIND

Explanation:

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Answer 2

Answer:

Naphthalene undergoes sublimation easily i.e., the change of state of naphthalene from solid to gas without the intervention of the liquid state. Thus, naphthalene balls keep on forming naphthalene vapours which disappear into the air with time without leaving any solid.

Explanation:

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