How many grams of iron(II) carbonate, FeCO3 (formula weight = 115.8 g/mol), are precipitated when 125 mL of 0.285 M Fe(NO3)2 (ag) are mixed with an excess of 0.512M K-CO3 (ag) solution? The reaction is: Fe(NO3)2 (aq) + K2CO3(aq) › FeCO3 (s) + 2KNO3 (aq)

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