Which statement describes a chemical reaction?
a. atoms in the products are rearranged to form new substances.
b. atoms in the reactants are rearranged to form new substances.
c. atoms in the products change into new atoms to form new substances.
d. atoms in the reactants change into new atoms to form new substances

Four statements about the development of the atomic model are shown below. a: electrons have wavelike properties. b: atoms have small, negatively charged particles. c. the center of an atom is a small, dense nucleus. d: atoms are hard, indivisible spheres. which order of statements represents the historical development of the atomic model? c-d-a-b c-d-b-a d— в-а — с d-b-c-a