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the copper dissolves in some acids, as nitric and a mixture of hydrochloric

with hydrogen peroxide, while gold does not

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14y ago

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How do you extract gold from copper ore?

Gold can be extracted from copper ore through a process called cyanidation, where a cyanide solution is used to dissolve the gold from the ore. The resulting solution is then processed to recover the gold through a series of chemical and physical processes.


How can copper be converted into gold?

r u fool . gold is hardend metal and copper is soft .


Were silver and copper mined in Arizona?

They were and still are. Copper is what is mined, but Gold, Silver and Molybdenum are also extracted during the process as by-products.


Copper can be converted into gold by?

Copper cannot be converted into gold through any scientific process or alchemical transformation. The idea of turning base metals into gold is a concept from medieval alchemy that has no basis in reality.


What removes copper from gold?

One common method to remove copper from gold is through a process called cupellation, where the gold-copper alloy is heated in a furnace with lead, which combines with the copper to form a separate layer called "dore." Another method is through electrolysis, where an electric current is passed through the gold-copper alloy in a solution to separate the copper ions from the gold.


Can copper used to precipitate gold from gold cyanide?

Yes, copper can be used to precipitate gold from gold cyanide solutions through a redox reaction in which copper metal replaces gold in the solution. This process is known as cementation and is a common method used in the mining industry to recover gold from cyanide solutions.


Can a copper penny be turned into gold?

No, a copper penny cannot be turned into gold through any known chemical or physical process. Gold is a different element with its own unique properties and cannot be created from copper pennies or any other material.


How can you change one copper nail into gold?

It is not possible to change a copper nail into gold through any known scientific or natural process. The properties of elements like copper and gold are determined by their atomic structures and cannot be altered without nuclear reactions.


What metals are not silver gray in color?

Some metals that are not silver gray in color include gold (yellow), copper (orange-red), brass (yellow-brown), and bronze (reddish-brown).


Is it true that there is gold in copper sheet?

A copper sheet is made of... surprise... copper. No gold.


Will gold replace copper from copper sulfate solution?

No, gold will not replace copper from a copper sulfate solution through a displacement reaction. Gold is less reactive than copper and cannot displace it in a chemical reaction.


How would you separate gold from a mixture of gold and copper filings?

One method to separate gold from a mixture of gold and copper filings is by using a process called gravity separation. This involves shaking the mixture in water to allow the gold, being denser, to settle to the bottom while the lighter copper filings float on top. The separated gold can then be carefully collected and dried.