Classify each of the following as a physical or chemical change. For any chemical change list at least one clue to support your answer. a. A copper wire is bent. b. Charcoal burn in a grill. c. Bread dough rises when yeast is added. d. Sugar dissolves in water.

Respuesta :

Answer:

a. physical

b.chemical

c.chemical

d.physical

Explanation:

A. You can easily unbend the wire and reverse the change

D. No new products were created

THE ANSWER IS B AND C AS CHEMICAL CHANGES

Answer:thank you

Explanation:because I’m lazy