August 2022 1 13 Report
Расставьте коэффициенты в уравнениях химических реакций и укажите тип  химической реакции:
CuCl3 + MN = MNCl2 + Cu
Fe2O3 + CO = Fe + CO
CrO3 =Cr2O3 +O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O
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