Silver is often extracted from ores such as K[Ag(CN)2] and then recovered by the reaction 2K[Ag(CN)2](aq) + Zn(s) ⟶ 2Ag(s) + Zn(CN)2(aq) + 2KCN(aq)
(a) How many molecules of Zn(CN)2 are produced by the reaction of 35.27 g of K[Ag(CN) 2]?
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