How are physical properties of the water and acetone used to separate the mixture?

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse

What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c

How can nonpolar molecule contain polar covalent bonds