What is the #"empirical formula"#?
The empirical formula is the simplest whole number ratio that defines constituent atoms in a species. The molecular formula is always a multiple of the empirical formula.
Ordinarily you have to determine the empirical formula experimentally, (that's what
There are many other answers on Socratic that show how the empirical formula may be calculated by means of a protocol with specific problems quoted and solved. I urge you to search them out.