Amolecule of a certain compound contains two nitrogen atoms and four oxygen atoms. what is the molecular formular for this compound?

Which is a characteristic of mixtures?

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

What is a metal replacement reaction