id-8-15:
| CuFeS2 + HNO3 |
 |
Cu(NO3)2 + Fe(NO3)3 + NO + H2SO4 + H2O |
[Otevři] |
id-5-6:
| Cu + HNO3 |
|
Cu(NO3)2 + NO + H2O | [Otevři] |