Ответ:
2Cu+O2=2CuO
2CuO+4NO2+O2=2Cu(NO3)2
Cu(OH)2+2HNO3=Cu(NO3)2+2H2O
Cu(OH)2=CuO+H2O
CuSO4+2NaOH=Cu(OH)2(осадок)+Na2SO4
CuSO4+Zn=Cu(осадок)+ZnSO4
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Verified answer
Ответ:
2Cu+O2=2CuO
2CuO+4NO2+O2=2Cu(NO3)2
Cu(OH)2+2HNO3=Cu(NO3)2+2H2O
Cu(OH)2=CuO+H2O
CuSO4+2NaOH=Cu(OH)2(осадок)+Na2SO4
CuSO4+Zn=Cu(осадок)+ZnSO4