Question

Defition of chemical change

Answer 1

A chemical change occurs when a new substance is formed through a chemical reaction like when fruit ripens or rots. When something undergoes a "chemical reaction" and a new substance is formed as a result, we call this chemical change.

Step-by-step explanation:

Examples-

Burning wood.

Souring milk.

Mixing acid and base.

Digesting food.

Cooking an egg.

Heating sugar to form caramel.

Baking a cake.

Rusting of iron.

hope this helps! <3

Answer 2

Chemical changes occur at the atomic level, which means we can't actually see them happening. However, we can use all of our senses and other scientific meters to detect a chemical reaction as it occurs