Mno2 + 4hcl reacts to form mncl2 + cl2 + 2h2o if .86 mol of mno2 and 48.2 g of hcl react, which reactant is the limiting reagent

Which statement is best described as a atom

How many neutrons does a atom of cobalt have?

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.