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please help me with these 2 questions
A scientist adjusts the pH of a solution to prevent the precipitation of solid Fe(OH)2 in an aqueous solution of 0.0010 M Fe(
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Answer #1

[fex2 COH -j Kst FecO) 1 15 -8 x 10 =4 [FetJ OH-2 O0010 M Here 2 S0, 8 x 1015 4 x Co.0010) x [OH- COH-=6.7 x 10-7 -lo (67 10-

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