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Установите соответствие 1)CuSo4+2NaOH->Cu(OH)2+Na2So4;2)2Ca+O2->2CaO;3)2KCIo3->2KCI+3O2;4)CuSO4+FeSO4+Cu a)разложение;б)соединение;в)замещение;г)обмен
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