1. Fun Quiz 1.A change in which one or more substances is converted into a new substance is called:

2. #2 New substances produced by a chemical reaction are called: A.Reactants B.Products C.Coefficients D.Stuff

3. #3 ______________ is a way to describe a chemical reaction using formulas and symbols. A.Synthesis B.A physical law C.The Law of Conservation of Matter D.A Chemical Equation

4. #4 As a result of the Law of Conservation of Mass, you know that: A. Matter can be created and destroyed but does not change forms B. In a chemical reaction, efforts should be made to conserve rare elements C. In a chemical reaction, matter is not created or destroyed, but remains conserved. D. In a chemical reaction, the final mass is always greater than the starting mass of the reactants.

5. #5 The starting substances in a chemical reaction are called the: A. Reactants B. Products C. Coefficients D. Precipitates

6. #6 This is the formula for photosynthesis. Is it a balanced equation? CO 2 + H 2 O ---------- C 6 H 12 O 6 + O 2

7. #7 What does the arrow in a chemical equation mean? A. Yields/Produces B. Equals C. Helps D. Sums

8. #8 True or False: Chemical Reactions will produce new substances which have different physical properties than the original reactants.