Naphthalene balls disappear with time without leaving any solid.

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Solution

Sublimation is the process of change of solid state directly to gaseous state without changing into liquid state or vice versa.
Naphthalene balls change from solid state to gaseous state without coming into a liquid state. Thus Napthelene balls sublime.
Hence, naphthalene balls disappear with time without leaving any solid.

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Similar questions

(a)

(b)

The process through which Naphthalene balls disappear with time without leaving any solid residue is called________

Give reason for the following observations.

(a) Naphthalene balls disappear with time without leaving any solid.

(b) We can get the smell of perfume sitting several metres away.

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