H2s o2 h2o so2 balance the equation July 8, 2019 16 32 64 128 H2s o2 gives h2o so2 balance the equation H2s o2 gives rise to h2o so2 balance the equation Balance the equation h2s o2 arrow h2o so2 Balance the chemical equation h2s o2 gives h2o so2 O2 + h2 H2s2o3 oxidation number