Help with this pls <3

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

Nonpoint source pollution is difficult to control because it

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.