December 2018 2 18 Report
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Podaj nazwy podanych soli, oblicz wartościowość metalu soli.
Ne Br,K2 CO3,Mg SO3,CaS,Fe S3,Ca (NO2)2,Mg (NO3)2,BaSO4,Mg3 (PO4)2,Al2 (SO3)3,Sn S2, Pb Cl4, Pb (CO3)2
*K2 CrO4,KMn O4,Pb (MNO4)2,Pb (MnO4)4,Na 2SiO3,Ca (ClO)2
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