MCQOPTIONS
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| 1. |
__Triple superphosphate is manufactured by reacting__ |
| A. | Phosphate rock with phosphoric acid |
| B. | Phosphate rock with sulphuric acid |
| C. | Phosphate rock with nitric acid |
| D. | Ammonium phosphate with phosphoric acid |
| Answer» B. Phosphate rock with sulphuric acid | |