October 2021 1 21 Report
Определите среди уравнений реакций получения солей реакцией замещения:
а)Zn+Cl2->ZnCl2
b)Zn(OH)2+2HCl->ZnCl2+H2O
c)ZnO+2HCl->ZnCl2+2H2O
d)Zn+2HCl->ZnCl2+H2
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