3
There are 2 Oxygen atoms in CaCO2
There are 2 oxygen atoms in dioxide
It depends on how many hydrogens are there and how many oxygen atoms there are.
There are 2 atoms and 3 molecules in oxygen.
3
Two oxygen atoms.
There are 2 Oxygen atoms in CaCO2
Four oxygen atoms.
There are 2 oxygen atoms in dioxide
It depends on how many hydrogens are there and how many oxygen atoms there are.
There are 2 atoms and 3 molecules in oxygen.
It has 4 oxygen atoms.
A Molecule of Oxygen contains two atoms
3
There are 2 oxygen atoms in 1 molecule of oxygen.
in the oxygen that we breath there is 2 atoms (O2)