September 2021 1 9 Report
Сделайте уравнение ионное в 3 хода.
1)Cu(OH)[tex]{2}[/tex]↓(Cтрелка в низ)+HCE
2)Pb(OH)[tex]{2}[/tex]↓+HCE
во 2 Pb(OH) нерастворимый
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