In an experiment, a plant was given containing a heavy isotype of oxygen (18o), and the heavy oxygen atoms were used to make sugar. view available hint(s) in an experiment, a plant was given containing a heavy isotype of oxygen (18o), and the heavy oxygen atoms were used to make sugar. water carbon dioxide chlorophyll oxygen gas

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

Which position represents spring in the southern hemisphere? a) b) c) d)