To extract aqueous acetic acid into the organic layer, add acid or base to the aqueous layer?

What is the equilibrium constant of aa+bb=cc+dd

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter