The degree of dissociation of HI at a pa...

The degree of dissociation of `HI` at a particualr temperature is `0.8`. Calculate the volume of `2 M Na_(2)S_(2)O_(3)` solution required to neutralise the iodine present in an equilibrium mixture of a reaction when 2 mol each of `H_(2)` and `I_(2)` are heated in a closed vessel of `2 L` capacity and the equilibrium mixture is freezed.

1.6

0.25

0.4

0.16

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