State of matter
Glycerol (C3H8O3) is a compound. It is a colorless, odorless, sweet-tasting alcohol.
This depends on your definition of an acid. The answer is presumably Hydrogen, because most definitions of acids and bases require compounds to donate H+ ions or produce H+ ions. However, there is an...
Glycerol is an organic compound.
CaSO4 calcium, Sulfur, and four Oxygen