Sagot :
Answer:
H2O is a chemical formula of water that comprises 2 elements.
Explanation:
- H = hydrogen
- O = oxygen
The subscript number 2 for the letter H represents the presence of how many atoms are there.
Since the molecular form is written as H₂O, there are 2 hydrogen atoms and 1 oxygen atom.
- H₂ = 2 hydrogen atoms
- O = 1 oxygen atom