n
lectrolysis in which the electrodes play a larger
urrent, you can coat the metal of one electrode
erware can be silver or gold plated, zinc uses an
a beaker and mix it with baguette until it
n let it cool down.
ctrode to the positive part (anode) of the battery.
nnect the key or nail to the negative part of the
sure that the copper sulphate solution is under
s occurred and the current is flowing.
ntil you are satisfied with the amount of copper in