Chemical Interactions 1-3 Test Review

Front

What happens to the space between air particles when they are compressed?

Back

The space between air particles becomes compact.

Front

What is a chemical reaction?

Back

A process where substances combine or break apart to form new substances.

Front

What are the main components of air?

Back

Air is made up of particles, primarily nitrogen and oxygen.

Front

What is produced every time a chemical reaction occurs?

Back

A new substance is created.

Front

Does air have mass?

Back

Yes, air has mass.

Front

What is an acid?

Back

An acid is a substance that donates protons (H+) in a chemical reaction.

Front

What is a base?

Back

A base is a substance that accepts protons (H+) in a chemical reaction.

Front

What is the result of mixing vinegar (an acid) and baking soda (a base)?

Back

A chemical reaction occurs, producing carbon dioxide gas.

Front

What is the term for the change in temperature during a chemical reaction?

Back

Temperature change can occur as a result of exothermic or endothermic reactions.

Front

What is the definition of a new substance?

Back

A new substance is a material that has different properties from the original substances after a chemical reaction.