Analysis of a volatile liquid shows that it contains 48.64% carbon, 8.164% hydrogen, and 43.20% oxygen by mass. at 150.°c and 1.00 atm, 500. ml of the vapor has a mass of 2.133 g. what is the molecular formula of the compound? (1) c3h6o (2) c3h6o2 (3) c6h12o2 (4) c6h12o4 (5) c9h8o2

How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.