FeS + HCl → FeCl, + H,ST Cu, O + 0, → Cuo
HNO, NO,T + H,0 +0,1
A1,02 + H SO, → Al,(SO2)2 + H2O
Pb(NO3)2 + KI + PbI, + KNO;
5​

oliver9999    3   17.11.2020 08:45    4