Triple superphosphate is made by reacting phosphate rock with _____________ acid?
Correct answer: A. Phosphoric
- A. Phosphoric
- B. Nitric
- C. Sulphuric
- D. Hydrochloric
Explanation
Triple superphosphate is produced by reacting phosphate rock with phosphoric acid, forming a concentrated product rich in available phosphate. Sulphuric acid is used for ordinary superphosphate instead.
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