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 | |