Question

Rita wants to make some toast for breakfast. She puts a slice of bread in the toaster. After 3 min, Rita notices that the sides of the bread are black. What has happened?

A. the bread has undergone a change of state
B. the bread has undergone a change in density
C. some of the matter in the bread was destroyed
D. new substances have formed as the result of a chemical change

Answer 1

D.

Step-by-step explanation:

Burning is a chemical change as new substance (ash) is formed with new properties and it cannot be reversed.