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(a) What would be observed if sulphur (IV) oxide is bubbled through acidified potassium manganite (VII)?
(b) In an experiment, sulphur (IV) oxide was dissolved in water to form solution L.
(i)What would be observed if a few drops of barium nitrate solution were immediately added to solution L?
(ii) Write an ionic equation for the reaction that occurred between solution L and aqueous barium nitrate in (b)(i)