A. H2O
B. HO2
C. O2H
D. H2O2
Answer: H2O
A. H2O
B. HO2
C. O2H
D. H2O2
Answer: H2O
Additional Information: Water is chemically represented as H2O, indicating it is composed of two hydrogen atoms and one oxygen atom.
Subjects: Chemistry, Science and Technology, General Knowledge