Give reason why naphthalene ball disapper with time without leaving any solid
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Answer:
Naphthalene balls disappear with time without leaving any solid because almost the state of naphthalene balls are solid but when it heats then it sublimes or the state which heating of naphthalene balls is sublimation.That is why naphthalene balls disappear with time without leaving any solid
And if you have to see the vapours of naphthalene balls then you have to fit a cotton ball in the funnel and then you can see the vapours of naphthalene balls.........
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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.