Question

The following equation, N2 + 3 H2 —>2 NH3 ,describes a

(1) physical change
(3) mixture
(2) chemical change
(4) element

Answer 1

answer:
(2) Chemical Change

Step-by-step explanation:
I'll assume that line with the "$gt;" right after it is meant to be an arrow. This is showing a chemical formula. Chemical formula's are used to represent chemical reactions, or a chemical change, using reactants, and arrow, and products. N2 + 3H2 "react to form" 2NH3.