August 2021 1 12 Report

ЗАКОНЧИТЕ УРАВНЕНИЕ РЕАКЦИИ Na+H2O        Fe + HCl           Al+H2SO4      Ba+HCl      Zn+H2SO4         Li2O+HCL        ZNO+HNO3           CaO+H3PO4       MgO+HNO3          Fe2O3+H2SO4

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