Gold Extraction From Its Compounds

201942924 carats is pure gold0 carats means, it contain 20 parts by wtf gold in 24 parts by wtf given alloyercentage of gold in 20 carat gold sample properties gold is not affected by conconcr by strong alkalisowever it dissolves in aqua regia to formaucl 4 2au 3hno 3 11hcl 2haucl 4 6h 2 3noclompounds of.