Fe o2 h2o=fe2o3 h2o balance July 8, 2019 16 32 64 128 Fe o2 h2o fe2o3 h2o balance Fe+o2+h2o=fe2o3+h2o balance How to balance fe2o3+h2=fe+h2o Fe(oh)3 + h2so4 → fe2(so4)3 + h2o