MCQ PracticePresence of sodium tripolyphosphate (an additive) in synthetic detergentSubject: Chemical EngineeringTopic: Chemical ProcessAFacilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions)BInhibits its corrosive effectsCDoes not allow redeposition of dirt on the cleaned surfaceDNone of theseCorrect 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