Darwin hypothesized that new species could appear gradually through small changes in an ancestral species. which observation that he made about finches most support that hypothesis

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

What is the number of neutrons in an atom with atomic mass of 35

Wind and moving water provide energy. chemical mechanical thermal none of the above