MCQ PracticeSodium and potassium in rock and soil materials are generally estimated bySubject: Biotechnology EngineeringTopic: Biological Tools And TechniquesAUV-Visible spectrophotometryBFlame photometryCHPLCDColorimetryCorrect Answer: BPractice 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