Balance the following reactions by the half-reaction method in basic conditions (include phases at end): 4. (CN)2(aq)CN(aq )+OCN(aq) C+(CN)24t22(N(C))22ON+4)2 5.AsO33(aq)+Fe(OH)2(s)As(s)+Fe2O2(s)e+GH++AsO33As+3H2OH2O+Fe(OH)2Fe2O3+H+ 6. N2H4(aq)+Np(OH)2(s)NO2(aq)+Np(s)