What is the empirical formula of #P_4O_10#?

1 Answer
Jul 4, 2016

#P_2O_5#

Explanation:

By definition, #"the empirical formula"# is the simplest whole number that defines constituent atoms in a species. The molecular formula is always a whole number multiple of the empirical formula. Of course, the multiple may be #1#.

Can you give me empirical formulae for #Na_2O_2#, #C_4H_10#, #C_6H_6#?