MCQOPTIONS
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| 1. |
Which oxoacid of sulfur is commonly used for disinfecting swimming pools as well as delignification of wood? |
| A. | Sulfuric acid |
| B. | Peroxydisulfuric acid |
| C. | Sulfoxylic acid |
| D. | Peroxymonosulfuric acid |
| Answer» E. | |