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Solubility Equilibria

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Calculate the concentrations of Ag##^+##, Ag(S##_2##O##_3##)##^-##, and Ag(S##_2##O##_3##)##_2^{3-}## in a solution prepared by mixing 150.0 mL of 1.00 x 10##^{-3}## M AgNO##_3## with 200.0 mL of 5.00 M Na##_2##S##_2##O##_3##. The stepwise formation equilibria are:
Ag##^+## + S##_2##O##_3^{2-}## ##\leftrightharpoons## Ag(S##_2##O##_3##)##^-##    K##_{f1}## = 7.4 x 10##^{8}##
Ag(S##_2##O##_3##)##^-## + S##_2##O##_3^{2-}## ##\leftrightharpoons## Ag(S##_2##O##_3##)##_2^{3-}##    K##_{f2}## = 3.9 x 10##^{4}##
Posted by Dalton Wylde 6 months ago