| 2.
| Answer the following questions based the activity series you just created. The word observed means what changes did you see (such as color changes, solid formation, etc.) Write the equations (molecular and net ionic) for all reactions that occur.
a. What will be observed when a piece of Cu metal is added to a MgSO4 solution?
b. What will be observed when a piece of Pb metal is added to a ZnSO4 solution?
c. What will be observed when a piece of Fe metal is added to a AgNO3 solution?
d. What will be observed when a piece of Ag metal is added to a Pb(NO3)2 solution?
e. What will be observed when a piece of Ca metal is added to a AgNO3 solution?
| 3.
| Even after twenty years of use most quarters have the same shiny appearance that they did when they were minted. Most pennies, however, have dulled considerably. What does this suggest about the position of the metal used to make quarters and the metal used to make pennies on the activity series?
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