What is H20 and oxygen

2 answers:

4 0

H2O means water, which is made of two hydrogen and one oxygen atoms.
Oxygen is a gas that your body needs to function. Oxygen comes from the air.

Vika [28.1K]2 years ago

3 0

Explanation:Hello H2O is water meaning Each water molecule is made of two hydrogen. atoms and one oxygen atom, thus there are two "H" atoms and one. "O". The atoms are joined by covalent bonding.And oxygen is a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.

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