Решить урaвнение
1)Br2>HBr>MgBr2>AgBr
2)S>H2S>SO2>SO3>H2SO4>BaSO4

1) Br2 ->HBr -> MgBr2 -> AgBrBr2 + H2 = 2HBr2HBr + Mg(OH)2 = MgBr2 + 2H2OMgBr2 + 2AgNO3 = 2AgBr + Mg(NO3)32) S -> H2S -> SO2 -> SO3 -> H2SO4 -> BaSO4S + H2 = H2S2H2S + 3O2 = 2SO2 + 2H2O2SO2 + O2 = 2SO3SO3 + H2O = H2SO4H2SO4 + BaCl2 = BaSO4 + 2HCl