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Updated: May 26, 2025
Usually, however, it is the weight of silver or copper deposited from their salts in a certain time which gives the current in amperes. Electro-plating is the principal application of this chemical process. In 1805 Brugnatelli took a silver medal and coated it with gold by making it the cathode in a solution of a salt of gold, and using a plate of gold for the anode.
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