In labs across the world, you’ll find a host of different machines used to study and create biological and chemical compounds ... to convert basic chemical formulas, such as C9H804 (aspirin ...

The chemical formula of a covalent molecular substance gives the number of atoms per molecule. The formula of a covalent network or ionic compound gives the simplest ratio of atoms/ions in the ...

For example, magnesium oxide is made up of two elements, magnesium and oxygen. Its formula is MgO. This shows that it has one atom of magnesium for every one atom of oxygen.