HELP. ME Which of the following compounds has the largest percent by mass of oxygen?
Select one:
a. CO2
b. C6H1206
с. СO
d. CH20

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?