106what is the initial conc. of Zn2+?? is it given?
Zn salt is mixed with (NH4)2S of molarity 0.021 M.The amount of Zn2+ remains unprecipitated in 12mL of.
this solution is --(Given KSP of ZnS=4.51 x 10-24)
A. 1.687 x 10-22 g
B. 1.767 x 10-20 g
C. 2.01 x 10-23 g
D. none of these
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4 Answers
106from the given data we can only calculate how much ZnS precipitates out
24my first thought is same as asish..but maybe we can find
lets see...........[12][12]