The formula FeO3 is written with 4 atoms: 1x Fe and 3x O, but it is NOT a possible iron oxide formula.
However some of the possible iron oxides are: FeO, Fe2O3, Fe3O4 having 2, 5, 7 atoms respectively.
There are three oxygen atoms in the molecule HNO3.
A molecule of serotonin has 26 atoms in total.
There are two atoms of Hydrogen in the molecule.
A pentane molecule has 5 carbon atoms and 12 hydrogen atoms.
ONE oxygen molecule (O2) contains two atoms of oxygen (O).
There are 2 oxygen atoms in 1 molecule of oxygen.
A molecule of of water contain 3 atoms.
There are three oxygen atoms in the molecule HNO3.
A molecule of serotonin has 26 atoms in total.
2 atoms
A molecule contain atoms.
There are two atoms of Hydrogen in the molecule.
There are four hydrogen atoms in an ethanal molecule, CH3CHO.
There are three carbon atoms and three oxygen atoms in each pyruvate molecule.
There are two atoms of hydrogen in a molecule of H2O2.
Two atoms in the formula unit (not molecule): Na and Cl.
There are 5 atoms of carbon in a xylose molecule.