MCQ PracticeWhich of the following is not a technique for preparing solid samples in IR spectroscopy?Subject: Biotechnology EngineeringTopic: Analytical Tools In BiotechnologyASolids run in solutionBMull techniqueCSolid filmsDThin filmsCorrect 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