March 2022 0 6 Report
Расставить коэффициенты методом баланса 1)K2Cr207 + Na2SO3 + H2SO4 ----> K2SO4 + Cr(SO4)3 +Na2SO4 + H2O   2)К2Сr2O7 + HCl  = Cl2 + HCl + CrCl3 + H2O
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