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Suppose that you wished to prepare copper(II) carbonate by a precipitation reaction involving Cu2+ and CO32-. Select all of the pairs of reactants that could be used as solutes Cu(NO3)2 and CaCO3 CuSO4 and (NH4)2CO3 Cu(OH)2 and Na2CO3 CuS and NiCO3 CuCl2 and K2CO3

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