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A solution contains 5.74x10^-3 M manganese(II) nitrate and 9.29×10^-3 M copper(II) acetate.
Solid potassium sulfide is added slowly to this mixture.
A. What is the formula of the substance that precipitates first?
formula =
B. What is the concentration of sulfide ion when this precipitation first begins?
[S2]= M

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