12.17.2024 AS-U3 Chemical Reaction Test Review

Front

What is a material that burns to transfer energy called?

Back

Fuel

Front

What is a starting substance that is part of a chemical reaction?

Back

Reactant

Front

True or false: A change in state is a chemical reaction.

Back

False - a change in state is a physical change.

Front

What is an object, diagram, or computer program that helps us understand something by making it simpler or easier to see?

Back

Model

Front

What do we call the substances formed as a result of a chemical reaction?

Back

Products

Front

What is the term for a substance that undergoes a chemical change?

Back

Reactant

Front

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

Back

A physical change does not alter the chemical composition, while a chemical change does.

Front

What is a chemical reaction?

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is a chemical equation?

Back

A symbolic representation of a chemical reaction.