Test #3 - Chemical Reaction, Chemical Energy & Water Properties

Front

TRUE or FALSE: Temperature can change a reaction rate.

Back

True

Front

What type of reaction is this: AB + CD → AC + BD?

Back

double replacement

Front

TRUE or FALSE: Exposure to radiation is harmful and can cause cancer.

Back

True

Front

The substances listed on the LEFT side of the equation are called _____

Back

reactants

Front

A chemical reaction that absorbs energy in the form of heat is called _____.

Back

endothermic

Front

What is the term for a reaction that releases energy in the form of heat?

Back

exothermic

Front

In a chemical equation, what do we call the substances formed as a result of the reaction?

Back

products

Front

What is the law that states that matter cannot be created or destroyed in a chemical reaction?

Back

Law of Conservation of Mass

Front

What is a catalyst?

Back

A substance that increases the rate of a chemical reaction without being consumed.

Front

What is the pH scale used for?

Back

To measure the acidity or basicity of a solution.