Chapter 7-Chemical Reactions Part III

Match it! Select the correct answer from the pull down...Good luck!

A chemical reaction begins with substances called ______________ and ends with substances called ___________.

Most chemical reactions ______________ when temperature increases.

Catalysts are always ______________.

The _________________ is the speed at which products form or reactants disappear.

Most chemical reactions _____________ when concentration increases.

The fire in a fireplace is an example of an exothermic reaction. Explain what happens in an exothermic reaction.

A(n) ________________ makes the formation of a certain amount of product take longer.

____________ help your body convert food to fuel, build bone and muscle tissue, and convert extra energy to fat.