Răspunsuri

  • Utilizator Brainly
2014-01-26T16:33:40+02:00
SUNA CIUDAT FARA EXEMPLE DAR :
3Cu+8HNO3⇒3Cu(NO3)2+2NO+4H2O
3C+4HNO3⇒3CO2+4NO+2H2O
MnO2+4HCl⇒MnCl2+Cl2+2H2O