MCQ PracticeRock phosphate constitutes mainly ofSubject: Chemical EngineeringTopic: Fertiliser TechnologyAFluorapatiteBDi-calcium phosphateCMono-calcium phosphateDDi-ammonium phosphateCorrect Answer: APractice 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