Final answer:
Burning of candle wax is a chemical reaction that produces carbon dioxide and water.
Step-by-step explanation:
The statement 'Candle wax burns' is an example of a chemical reaction. The burning of candle wax results in the formation of new substances, carbon dioxide and water, from the wax. This is evidenced by the fact that the burning process involves changes in the appearance and structure of molecules, and the new substances have different properties than the original ones.