Recent content by mannioc3

Where does the copper come from? The cells are separated by the cellophane... how would the copper reduce and percipitate UP onto the zinc plate? is this possible?

Using a very simple set up with high school kids, Zinc Plate *on* Filter paper soaked in ZnSO4 *on* cellophane *on* Filter paper soaked in CuSO4 *on* Copper Plate *in* Petri Dish Copper and zinc plate connected to a speaker. I know the process involved and the equations...