jhalton5308 jhalton5308 27-05-2023 Chemistry contestada a compound contains 40.0% c, 6.71% h, and 53.29% o by mass. the molecular weight of the compound is 60.05 amu. the molecular formula of this compound is . group of answer choices c2h2o4 c2h3o4 ch2o cho2 c2h4o2