Calculate the equilibrium concentration of Ag+ (aq) in a solution that is initially 0.200 M AgNO3 and 0.200 M KCN. The formation constant for [Ag(CN)2] (aq) is Ka= 1.0 x 10^21. Show your work for each step.
a. 5.6 x 10^-22 M
b. 5.0 X 10^-22 M
c. 3.3 x 10^-33 M
d. 1.0 x 10^-30 M
e. 1.3 x 10^-21 M
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