what is chemical change and what are some examples?
Answers
Answer:
A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting
Explanation:
or
Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions.
Rusting of iron in presence of moisture and oxygen.
Burning of wood.
Milk becoming curd.
Formation of caramel from sugar by heating.
Baking of cookies and cakes.
Cooking any food.
Acid-base reaction.
Digestion of food.