Are the bonds in each of the following substances ionic, nonpolar covalent, or polar covalent? (a)kcl (b)p4 (c)bf3 (d)so2 (e)br2 (f)no2 for those substances with polar covalent bonds, which has the least polar bond? for those substances with polar covalent bonds, which has the most polar bond?
the answer is d. paleontologists.
darwin used finches in his theory of evolution.
humphry davy determined the nature of chemical bonds.
true.the babies havn't been born and are inside a fragile egg,so the mother has to protect the eggs.