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===Method===
#Pour 50ml of [[Copper (II) Chloride]] [[solution]] into a 100ml [[beaker]].
#Place two [[Carbon]] [[electrode]]s held apart from one another by an [[Electrical Insulator|electrical insulator]].
#Attach a [[Direct Current|direct current]] [[Power Pack|power pack]] to the [[electrode]]s using wires and crocodile clips.
#Set the [[Potential Difference|potential difference]] to 4 [[Volt]]s.
#Record your [[observation]]s of changes at each [[electrode]]. You may also use a [[pH indicator]] paper next to the [[anode]] and note any colour change.
#Repeat this experiment for the following [[solution]]s; [[Copper (II) Sulphate]], [[Sodium Chloride]] and [[Sodium Sulphate]].