keemiamuudatuste
Keemiamuudatuste refers to changes in the chemical composition of a substance. This can involve the formation of new chemical bonds, the breaking of existing ones, or rearrangements of atoms and molecules. Chemical changes are distinct from physical changes, which alter the form or appearance of a substance but not its chemical identity.
There are many types of chemical changes. Combustion, for instance, is a rapid chemical reaction between a
Identifying chemical changes often involves observing indicators such as a change in color, the production of