Write a balanced net ionic equation for the reaction in acidic solution of feCl2 and KMnO4

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

What is the empirical formula for c4h8o2

When balancing a chemical equation: