Ответ:
1) 1. 2Cu+O = 2CuO
2. Cu+2HCl= CuCl2+H2O
3. CuCl2+2H2O = Cu(OH)2+2HCl
4.Cu(OH)2= CuO+ H2O
5.CuO+H2SO4= CuSO4 +H2O
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Answers & Comments
Ответ:
1) 1. 2Cu+O = 2CuO
2. Cu+2HCl= CuCl2+H2O
3. CuCl2+2H2O = Cu(OH)2+2HCl
4.Cu(OH)2= CuO+ H2O
5.CuO+H2SO4= CuSO4 +H2O