The molecular formula and empirical formula of some substances are the same. For example, both types of formula for carbon dioxide are CO 2.

To determine the empirical formula of magnesium oxide. Mass of crucible and lid (step 1) 50.00 Mass of crucible, lid and magnesium (step 3) 50.24 Mass of crucible, lid and magnesium oxide (step 7) ...

Back to basics with today’s graphic, with a look at the different ways compounds in organic chemistry can be represented. Obviously, if you’re a chemist, these will all be second nature, but as was ...