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What Does gold price Mean?

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Gold is proof against most acids, nevertheless it does dissolve in aqua regia, a mix of nitric acid and hydrochloric acid, which forms a soluble tetrachloroaurate anion. Gold is insoluble in nitric acid, which dissolves silver and foundation metals, a home which has very long been accustomed to refine gold http://zoomgroups.com/userProfile/9695662

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