Which of the following will be the product(s) of the given reaction?
Sodium Thiosulphate+Hydrochloric Acid→
NaCl
SO2
H2O
S
Sodium Thiosulphate+Hydrochloric Acid→Sodium Chloride+Sulphur Dioxide+Sulphur+Water
Na2S2O3+2HCl→2NaCl+SO2+S+H2O
How will the action of dilute hydrochloric acid enable you to distinguish between the following : (a) Sodium carbonate and sodium sulphite (b) Sodium thiosulphate and sodium sulphite.