November 2021 0 6 Report
составьте ионные уравнения 1) CaCo3+2HCI=>CACi2+H2O+Co2 2) CaCo3 +2H +2Ci => Ca + 2Ci + H2O + Co2 3) CuSo4+2NaOH=Cu(OH)2+Na2So4
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