Ответ:
2Cu + O₂ = 2CuO
CuO +2HCl = CuCl₂ +H₂O
CuCl₂ + Zn = ZnCl₂ + Cu
Cu + 4HNO₃конц = Cu(NO₃)₂ + 2NO₂ + 2H₂O
Cu(NO₃)₂ + 2KOH = Cu(OH)₂ + 2KNO₃
Cu(OH)₂= CuO + H₂O
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Verified answer
Ответ:
2Cu + O₂ = 2CuO
CuO +2HCl = CuCl₂ +H₂O
CuCl₂ + Zn = ZnCl₂ + Cu
Cu + 4HNO₃конц = Cu(NO₃)₂ + 2NO₂ + 2H₂O
Cu(NO₃)₂ + 2KOH = Cu(OH)₂ + 2KNO₃
Cu(OH)₂= CuO + H₂O