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Questions
In the contact process for the manufacture of sulphuric acid give the equations for the conversion of sulphur trioxide to sulphuric acid.
In the manufacture of sulphuric acid by contact process give the equations for the conversion of sulphur trioxide to sulphuric acid.
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Solution
\[\ce{SO3 + H2SO4 -> H2S2O7}\] (oleum or pyrosulphuric acid)
\[\ce{H2S2O7 + H2O -> 2H2SO4}\]
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