Chemical Reactions & Processes

Front

What is a sign of a chemical reaction?

Back

Bubbles are produced.

Front

What does the conservation of mass state?

Back

The masses of the reactants and products are equal.

Front

What is an exothermic reaction?

Back

A reaction that releases energy in the form of heat.

Front

What is a physical change?

Back

A change to a substance that happens without forming a new substance.

Front

What is the law of conservation of mass?

Back

The mass of the reactants equals the mass of the products.

Front

What is a chemical change?

Back

A change that results in the formation of one or more new substances.

Front

What is an endothermic reaction?

Back

A reaction that absorbs energy in the form of heat.

Front

What is a synthesis reaction?

Back

A reaction where two or more substances combine to form a new compound.

Front

What is a decomposition reaction?

Back

A reaction where a single compound breaks down into two or more simpler products.

Front

What are reactants?

Back

Substances that undergo a chemical change in a reaction.