Give an example of a change of state that happens in everday life

Chemical changes take place on the molecular level. A chemical change produces a new substance. Examples of chemical changes include combustion (burning), cooking an egg, rusting of an iron pan, and mixing hydrochloric acid and sodium hydroxide to make salt and water.

Freezing

Explanation:

When you freeze water in an ice tray to make ice cubes, you are taking a liquid and turning it into a solid. This creates a change of state.