Basic Chemistry Concepts

Front

a change in which a new substance is not formed

Back

physical change

Front

a change in one or more substances, caused by a reaction, that forms a new and different substance

Back

chemical change

Front

the process through which new substances are formed during a chemical change

Back

reaction

Front

a combination of two or more different substances that keep their identities

Back

mixture

Front

a mixture that has the same composition throughout because all the parts are mixed evenly

Back

solution

Front

A law that states that matter cannot be made or destroyed.

Back

What is the conservation of mass?