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NaAu(CN) 2 Activated Carbon Structure Gold Complex ... The gold-bearing ... gold is leached out of the ore using a sodium cyanide solution.
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Feb 04, 2009· Gold is extracted from gold bearing rock by adding sodium cyanide in the presence of oxygen and water, according to the reaction, 4Au + 8NaCN + O2 + 2H2O --> 4NaAu(CN)2 + NaOH Determine the theoretical yield of NaAu(Cn)2 if 1000.0g of gold bearing rock is used which contains 3.00% gold by mass.
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