Where does this definition of empirical formula come from?
This entry for empirical formula is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is empirical formula a noun, verb, or something else?
In this entry, empirical formula is tagged as 2n..
Does empirical formula appear elsewhere on Lughet?
Yes — empirical formula appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.