The balanced chemical equations for the reactions are as follows:
Na + H2O → NaOH + H2
Fe + 2HCl → FeCl2 + H2
2KOH + H2SO4 → K2SO4 + 2H2O
P2O5 + 4LiOH → 2Li2O + H2PO4
The balanced chemical equations for the reactions are as follows:
Na + H2O → NaOH + H2
Fe + 2HCl → FeCl2 + H2
2KOH + H2SO4 → K2SO4 + 2H2O
P2O5 + 4LiOH → 2Li2O + H2PO4