80.0 liters of oxygen is collected over water at 50.0°c. the atmospheric pressure in the room is 96.00 kpa. what is the partial pressure of the oxygen?

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound