MCQ PracticeReaction of dilute sulphuric acid with phosphate rock producesSubject: Chemical EngineeringTopic: Fertiliser TechnologyAPhosphoric acidBSuperphosphateCTriple superphosphateDGypsumCorrect 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