Chemical Reactions

Front

What indicates a chemical change has occurred?

Back

A change in color is a strong indicator of a chemical change.

Front

What are the substances listed on the right side of a chemical equation called?

Back

Products.

Front

What is the process by which one or more substances change to produce one or more different substances?

Back

Chemical Reaction.

Front

What does the law of conservation of mass state?

Back

Matter can neither be made nor destroyed.

Front

Is the equation Fe + S --> FeS balanced or unbalanced?

Back

Balanced.

Front

What are the substances that undergo a chemical change called?

Back

Reactants.

Front

What is a precipitate in a chemical reaction?

Back

A solid that forms and settles out of a liquid mixture.

Front

What is an example of a physical change?

Back

Melting ice is a physical change, not a chemical change.

Front

What is the difference between a chemical change and a physical change?

Back

A chemical change results in the formation of new substances, while a physical change does not.

Front

What is an example of a chemical reaction?

Back

Burning wood is a chemical reaction that produces ash and gases.