Zusammenfassung der Ressource
Contact Process
- The contact process manufactures sulfuric acid
- STAGE 1
- Making sulfur dioxide, SO2
- Sulfur dioxide produced by burning sulfur in air
- S + O2 ---》SO2
- STAGE 2
- Producing sulfur trioxide
- Sulfur trioxide is reacted with oxygen
- 2SO2(g) + O2(g) 《---》2SO3(g) ▲H= -196 kj/mol
- STAGE 3