28. Reactions of are expressed schemas
HNO3 + Zn → N2O + Zn (NO3) 2 + H2O
FeSO4 + KClO3 + H2SO4 → Fe2 (SO4) 3 + KCl + H2O
Make a electronic equation. Arrange the the coefficients in the equations of reactions. For each reaction, specify the, what substance is an oxidant, what - a reducing agent; what substance is oxidized, what - is restored

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)