Ответ:
H3PO4+3LiOH-->Li3PO4+3H2O
3H⁺+PO²⁻₄+3Li⁺+3OH⁻-->3Li⁻+PO²⁻₄+3H2O
3H⁺+3OH⁻-->3H2O
H2SO4+Fe(OH)2-->FeSO4+2H2O
2H⁺+SO²⁻₄+Fe²⁺+2OH²⁻-->Fe²⁺+SO²⁻₄+2H2O
2H⁺+2OH⁻-->2H2O
H2S+2NaOH-->Na2S+2H2O
2H⁺+S²⁻+2Na⁺+2OH⁻-->2Na⁺+S²⁻+2H2O
2H⁺+2OH⁻-->2H2O
Объяснение: