Minimum concentration of koh needed for precipitation

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Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case.

1) 2.0×10-2 M CaCl2 [KOH]=?

2) 2.1×10-3 M Fe(NO3)2 [KOH]=?

Reference no: EM13506262

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