korey3325 korey3325 03-01-2019 Chemistry contestada In the reaction H2CO3 (aq) + 2NH3 (aq) ? 2NH4+ (aq) + CO32– (aq), which substance is reduced? A. H2CO3 B. NH3 C. NH4 D. CO3 E. None of the Above (This is not a redox reaction.)