Balance Following Chemical Equations Fes Hcl В†’ Fecl2 H2s

Balance the following chemical equations : (a) FeS + HCl → FeCl2 + H2S (b) Na2CO3 + HCl → NaCI + H2O + … + O2 → H2O (d)…

Answers:

(a) FeS + 2HCl   →   FeCl₂ + H₂S
(b) Na₂CO₃ + 2HCl  →  2NaCl + H₂O + CO₂
(c) 2H₂+ O₂    →    2H₂O
(d) Na₂O + H₂O   →   2NaOH