Galleon, I agree with what you have said, and when I said Einstein/m^2/s, I wanted to say E/m^2/T , where T=seconds. And yes I know 6.02*10^23 is Avogradro's number. 1 mole of Oxygen takes up a volume of 22.4 litres, has a mass of ~16 grams... I think one Einstein=1 proton (do you think proton...