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CSS Solved Papers
Physics Chemistry

Engineering :: Fertilizer Technology

  Triple superphosphate is made by reacting phosphate rock with orthophosphoric acid. It is represented by
[A]. CaH4(PO4)2[B]. CaH2(PO4)2
[C]. Ca3H4(PO4)2[D]. Ca3(PO4)2

Answer: Option A
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