MCQ PracticeNitrogen content in ammonium sulphate (a fertiliser) is around __________ percent.Subject: Chemical EngineeringTopic: Fertiliser TechnologyA5B20C50D65Correct Answer: BPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the