Dissolving gold from metal scrap or electronic waste which you can find inside personal computers is performed by using hazardous chemicals known as Aqua regia.
These chemicals are dangerous for human health and serious threat for the environment so you must be very careful in the process of dissolving gold using them.As we spoke earlier gold is noble metal which means that gold has resistance on corrosion and oxidation unlike other base metals. Because of that for dissolving gold we must use highly corrosive media. Aqua regia is most common reagent for dissolving gold from other gold plated materials or even from gold-bearing ores. Aqua regia is mixture of three parts of concentrated hydrochloric acid (HCl) with one part of concentrated nitric acid (HNO3)...
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