MCQ PracticeLiquid Nitrogen boils atSubject: ChemistryTopic: ChemistryA77 kelvinB82 KelvinC54 kelvinD97 KelvinCorrect 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