In a closed tank that is partially filled with a salt solution at a temperature well below the boiling point of the solution:
a. Some molecules of water vapour will actually escape from the solution
b. There will be a steady stream of water vapour molecules leaving and entering the solution
c. No molecules of water vapour will be able escape from the solution
d. No molecules of water vapour will be absorbed back into the solution
e. Some molecules of water vapour will actually be absorbed back into the solution
Answer: B