Respuesta :
Answer:
Chemical changes are also known as chemical reactions. The “ingredients” of a reaction are called reactants, and the end results are called products.
Explanation:
the end results of a chemical reaction are 1. a new substance is formed
2. a new color
3. bubbles/ air is produced
4.change in shape
2. a new color
3. bubbles/ air is produced
4.change in shape