Answer:
the number of that type molecule there is..
like H²O is
Hx2
Ox1
Two hydrogen one Oxygen,
or in other words, water!!
Step-by-step explanation:
Chemical Formulas If we want to represent two atoms of hydrogen, instead of writing H H, we write H2. The subscript "2" means that two atoms of the element hydrogen have joined together to form a molecule.
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