А)cu--cuo--cucl2--cu(oh)2-- б)(oh)(so4)(oh)(oh)2cl - вопрос №22422523135 от Astronavtka 20.03.2023 19:41

Question

Химия: А)cu--cuo--cucl2--cu(oh)2-- б)(oh)(so4)(oh)(oh)2cl

Astronavtka · Answer

а) 2Cu+O2=2CuOCuO+2HCl=CuCl2 +H2OCuCl2+2NaOH=Cu(OH)2+ 2NaClCu(OH)=CuO+H2OCuO+H2SO4=CuSO4 +H2Oб)AlCl3+3NaOH=Al(OH)3 +3NaCl2Al(OH)3=Al2O3 +3H2O2AlCl3+3AgNO3=Al2(SO4)3 +3AgClAl2(SO4)3 +6NaOH=2Al(OH)3+3Na2SO4Al(OH)3+HCl=Al(OH)2Cl +H2O...