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copper occurs in biological systems as a part of the prosthetic group of certain proteins for examples of copper containing proteins see the article originally from

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most metals obtained by the reduction process are not very pure these have to be further refined or purified purification of the metal is the last step in metallurgy

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copper electrorefining entails electrochemically dissolving copper from impure copper anodes into an electrolyte containing cuso4 and h4so4 and selectively

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tin is one of the basic chemical elements when refined it is a silvery-white metal known for its resistance to corrosion and its ability to coat other metals

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q2 a point charge q is kept at a distance of 2r from centre of an uncharged spherical shell of radius r the potential at centre of the shell due to charges induced

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copper extraction refers to the methods used to obtaining copper from its ores the conversion of copper consists of a series of chemical physical and

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jul 13 in order to remove impurities from copper ore it undergoes two processes smelting and electrorefining

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the metal smelting and refining industry processes metal ores and scrap metal to obtain pure metals the metal working industries process metals in order to

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