To complete your pictoral representation of the problem, you should compile two lists: one of known quantities and one fo the unknown variables that will allow you to answer the question in the problem. below are all of the relevant quantities in theis problem sort them accordingly

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips. 

Ive never heard of creep meters