Balance the following chemical equations :
A. FeS + HCl → FeCl2 + H2S
B. Na2CO3 + HCl → NaCI + H2O + CO2
C. H2 + O2 → H2O
D. Na20 + H20 → NaOH
Answer:A
Balance the following chemical equations :
A. FeS + HCl → FeCl2 + H2S B. Na2CO3 + HCl → NaCI + H2O + CO2 C. H2 + O2 → H2O D. Na20 + H20 → NaOH