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Should FeS precipitate from a solution t...

Should FeS precipitate from a solution that is saturated in `H_2S` (0.1 M), 0.002 M in `Fe^(2+)` and at a pH=3.5? `K_(sp) (FeS)=6.3 xx 10^(-18), K_(a) (H_(2)S)=1.1 xx 10^(-21)`.

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