What is the minimum amount of kcn needed

Reference no: EM13162642

Given the following reaction:
4Au + 8KCN + O2 + 2 H2O --> 4 KAu(CN)2 + 4 KOH
what is the minimum amount of KCN (in g) needed to react with 15.6 g of gold?

Reference no: EM13162642

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