Answer 3.2

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              Chemical Equilibria|Le Chatelier's Principle|Factors Affecting Chemical equilibria|
          
                      The Haber Process|The Contact Process|Equilibrium Constants

Describe the steps in the manufacture of sulphuric acid

Answer:

Step 1:Burning of sulphur S + O2 --> SO2

Step 2:Converting sulphur dioxide into sulphur trioxide 2SO2 + O2 <=> 2SO3

Step 3:Adding concentrated sulphuric acid to sulphur trioxide to form oily product known as oleum. SO3 + H2SO4 --> H2S2O7

Step 4:Adding a calculated amount of water to form sulphuric acid. H2S2O7 + H2O --> 2H2SO4

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