Chemistry 0620 · IGCSE · Fertilisers

Fertilisers — practice question

Which two compounds would be used to make an NPK fertiliser?

  • Aammonium sulfate and potassium phosphate
  • Bcalcium hydroxide and ammonium nitrate
  • Ccalcium phosphate and potassium chloride
  • Dpotassium nitrate and ammonium sulfate

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