Chemistry Practice Problems Formation Constant Practice Problems Solution: When 0.84 g of ZnCl2 is dissolved in 245 mL of 0.1...

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Solution: When 0.84 g of ZnCl2 is dissolved in 245 mL of 0.150 M NaCN, what are [Zn2+], [Zn(CN)4 2−], and [CN−] [Kf of Zn(CN)4 2− = 4.2×1019]?

Problem

When 0.84 g of ZnCl2 is dissolved in 245 mL of 0.150 M NaCN, what are [Zn2+], [Zn(CN)4 2−], and [CN] [Kf of Zn(CN)4 2− = 4.2×1019]?