Brain › Science & NatureWhat is the chemical makeup of water?C12H6O2CO2H20HAnswerThe correct answer is C) H20.More Science & Nature questionsWhat is the powerhouse of the cell?What did Gregory Mendel use to test genetic crossovers?What is the first element on the periodic table?Which element has the highest melting point?Who discovered the Law of Gravity?How many moons does Pluto have?Play Brain · Practice