Determine the weight of potassium in a 50 kg NPK (20:20:10) bag of fertilizer. by Sunday | Jan 20 | Agricultural Science WAEC | 0 comments A. 5.0 kg B. 7.0 kg C. 10.0 kg D. 20.0 kg Correct Answer: Option C C. 10.0 kg Users Also Read These:A bag of fertilizer had a ratio of 0:10:0 written on…A 100kg NPK 15: 15: 15 compound fertilizer has a…What technique is suitable for separating a binary…If 200kg of NPK fertilizer is required for an…If urea fertilizer contains 46% nitrogen. calculate…