Ответ:
1. 2 Cu + O2 = 2 CuO
2. CuO + H2SO4 = CuSO4 + H20
3. CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
4. Cu(OH)2 +2 HCl = CuCl2 + 2 H2O
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Answers & Comments
Ответ:
1. 2 Cu + O2 = 2 CuO
2. CuO + H2SO4 = CuSO4 + H20
3. CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
4. Cu(OH)2 +2 HCl = CuCl2 + 2 H2O