MCQ PracticeMercury cells for caustic soda manufacture, compared to diaphragm cellsSubject: Chemical EngineeringTopic: Chemical ProcessARequire lower initial investmentBRequire more powerCProduce lower concentration NaOHDNone of theseCorrect Answer: DPractice 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