If the percentage of nitrogen in ammonium sulphate fertilizer is 20%, calculate the amount of nitrogen in 500 kg of the fertilizer. By: Sunday|Published on: Jul 4|Categories: Agricultural Science WAEC| 0 comments A. 20 kg B. 40 kg C. 50 kg D. 100 kg E. 250 kg Correct Answer: Option D – 100 kg Users Also Read These:Prolonged application of ammonium sulphate…By what amount must the temperature of 200cm3 of…A farmer applied NPK 15:11:8 at planting. What is…The nitrogen obtained from air has a density higher…A bag of fertilizer has a ratio of 10:0 written on…SEE ALSO Which of the following groups of basic amenities should be provided in rural areas foe improves agricultural productivity?