What is the ratio of hydrogen and oxygen atoms in water? How to determine?

Formula of the H2O water molecule.
1. If we talk about the quantitative ratio, then the ratio of hydrogen atoms and oxygen atoms is 2/1.
2. If we talk about the weight ratio, then it will be equal to: 2 * 1/16 = 1 * 8, where
1 – relative mass of one hydrogen atom;
16 is the relative mass of one oxygen atom.



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