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Select EACH pair of aqueous solutions that, when mixed together, result in the formation of an insoluble precipitate. There is more than one correct answer.

Question options:

Na2SO4 and FeCl3


NaOH and FeI2


CaBr2 and AgF.


Na2SO4 and Ba(OH)2


(NH4)3PO4 and Fe(NO3)3


K2CO3 and Zn(NO3)2

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