6. Determine the oxidizing agent and reducing agent, arrange the coefficients using the method of compiling electron-ionic half-reactions
MnSO4 NaBiO3 HNO3 → HMnO4 Na2SO4 Bi (NO3)3 NaNO3 H2O
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.