Balancing Redox Reactions. Balance the following redox reactions by the half-reaction method. This topic is discussed on pages 803 - 807 [840 - 845] in the textbook.
a. As2O3(s) + NO3?(aq) ? H3AsO4(aq) + N2O3(aq) (in acidic solution)
b. H2O2(aq) + Cl2O7(aq) ? ClO2?(aq) + O2(g) (in basic solution)