In a single molecule of water, there are three atoms. There are two hydrogen (H) atoms and one oxygen (O) atom.
3, H20 so that's 2 hydrogens and an oxygen.
there are 3 atoms in water, 2 hydrogens and 1 oxygen. It looks like H--O--H only it is bent instead of straight.
There are two hydrogen atoms in a water molecule.
1 that's why water is also known as h20 2 hydrogen and one oxygen.