Determine the vapor pressure (atm) of rubbing alcohol (isopropanol) at 20.0 °c. the normal boiling point of isopropanol is 82.3 °c and the heat of vaporization (δhvap) is 39.9 kj/mol.

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?