Question

name a chemical used to absorb of sulfur of trioxide during the manufacture of sulpuric acid

Answer 1

Answer:

Sulphur dioxide is first obtained by the burning of the molten sulphur in presence of air. Sulphur dioxide is then converted to sulphur trioxide in presence of vanadium pentoxide catalyst. The sulphur trioxide thus obtained is absorbed in recycling concentrated sulphuric acid in an absorption tower.

Explanation:

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