March 2021 0 17 Report
закончить уравнения: 1) Fe CL3 + Na OH=> 2) AgNO3 + Na Cl => 3)K2SiO3 + HCl => 4)Zn + Cu SO4 =>     Соли- реагируют с металлом: Cu SO4 + Fe =FeSO4 + Cu
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