Ответ:
2Cu+O2= 2CuO
CuO+2HCl= CuCl2+H2O CuCl2+2NaOH= Cu(OH)2+2NaCl
Cu(OH)2+H2SO4= CuSO4+2H2O
CuSO4+2NaOH= Cu(OH)2+Na2SO4
Объяснение:
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Ответ:
2Cu+O2= 2CuO
CuO+2HCl= CuCl2+H2O CuCl2+2NaOH= Cu(OH)2+2NaCl
Cu(OH)2+H2SO4= CuSO4+2H2O
CuSO4+2NaOH= Cu(OH)2+Na2SO4
Объяснение: