Answer:
electrolyte which is made from a solution of copper salt
Explanation:
The metal atoms that plate your object come from out of the electrolyte, so if you want to copper plate something you need an electrolyte made from a solution of a copper salt, while for gold plating you need a gold-based electrolyte—and so on
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E
11.45
The ph is just 14-pOH so
14-2.55=ph=11.45