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| 1. |
In the manufacture of sulphuric acid by the contact process, sulphur trioxide is not directly dissolved in water. Why? |
| Answer» Solution :`SO_(3)` reacts with water to FORM `H_(2)SO_(4)`, which is not EASILY condensed. It escapes in the atmosphere. It is, therefore, absorbed in conc. `H_(2)SO_(4)` to from oleum which MAY be DILUTED to form `H_(2)SO_(4)` | |