Q. Give reason for the following observations
a Napthalene balls disappear with time without leaving any solid.....
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Answer:
This ancident happens because.. they undergo sublimation i.e., they directly change into vapour without passing through the liquid state. ... The perfumes contain solvent which carries pleasant smelling vapour..
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Explanation:
Naphthalene balls disappear with time without leaving any solid because they undergo sublimation i.e., they directly change into vapour without passing through the liquid state. ... The perfumes contain solvent which carries pleasant smelling vapour.
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