What is the definition of tone?

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound

50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)