I know that one of them is multiple choice but i’m not sure which one it is.

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

All of the following are part of the biosphere except

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.