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purification of gold by electrolysis

The purification of gold by electrolysis is a common method used to refine gold that contains impurities. The process involves the use of an electrolytic cell and the passage of an electric current through a gold-containing solution, known as the…

how to extract silver with sulfuric acid

How to purify silver

Refining silver with sulfuric acid involves a process known as cupellation. Cupellation is a technique that has been used for centuries to refine precious metals, particularly silver and gold. Here's a brief overview of the cupellation process: The first step…

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