4. Make a summary equation for each reaction, equalize them and indicate the oxidizing agent and reducing agent:
FeSO4 HNO3 H2SO4 →Fe2(SO4)3 NO H2O
Mn(NO3)2 PbO2 HNO3 → HMnO4 Pb(NO3)2 H2O
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.