Question

A bottle contaning a perfume is by mistake left open. After a few days its volume was form have reduce to half. Explane giving reasion

Answer 1

Answer: The perfume is reduced to half after leaving it open by mistake for few days because of evaporation it gets disappear into the air..

Answer 2

Explanation:

Because it contains alcohol and alcohol evopourate very fast. if it will kept in open it will change it's state from lequid to gas if not kept under pressure externally.