MCQOPTIONS
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| 1. |
Flushing liquor used for cooling coke oven gas constitutes of __________________? |
| A. | Ammoniacal liquor |
| B. | K2CO3 solution |
| C. | Dilute H2SO4 |
| D. | Dilute HCl |
| Answer» B. K2CO3 solution | |