The emf of a battery is equal to its terminal potential difference a) under all conditions b) only when the battery is being charged c) only when a large current is in the battery d) only when there is no current in the battery e) under no conditions

When you go to ask a qustion there will be a picture of a paper clip looking thing and then it will pop up your files and you click on the imajes and then you up load it

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.