Chemical equations are used to model
A.
chemical reactions.
B.
rates of reactions.
C.
molecular structures.
D.
physical changes.

Chemical equations give information in two major areas. First, they tell us what substances are reacting (those being used up) and what substances are products (those being made). Second, the coefficients of a balanced equation tell us in what ratio the substances react or are produced.

Ithink it’s a forms a perfect sphere or a smooth flattened oval