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Minimum concentration of koh needed for precipitation

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Reference no: EM13506262

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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