Question

Acetone evaporates in normals room temperature. Why do we have to heat it to its boiling point

Answer 1

Answer:

the boiling point is the temperature

when the vapour pressure become equal

ambient pressure , but their are still molecule in the gas phase over the liquid before it reach it's boiling point . the total pressure is the sum of the partial pressure of acetone and atmosphere ....

I hope this will help you...