Sulphur(IV)oxide can be used as a
- coating agent
- dehydrating agent
-
refrigerant
- drying agent
The correct answer is: C
Explanation
Sulphur(IV) oxide has many uses including food preservation, refrigeration, laboratory reagent and solvent, sulphuric acid production, fumigant etc.Sulphur(IV) oxide is a good refrigerant because it has a high heat of evaporation and can be easily condensed.
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