May 2022 1 8 Report
Укажите необратимую реакцию
А)CaJ2 + 2LiCl = Cacl2 + 2LiJ
Б)Na2SO2 + ZnCl2 = ZnSO3 + 2NaCl
В)Cu(NO3)2 + 2NaBr = 2NaNO3 + CuBr3
Г)2NaOH + H2SO4 + H2O
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