MCQ PracticeWhich one of the following organic compound is used to remove stains of iron compounds?Subject: ChemistryTopic: ChemistryAOxalic acidBBenzoic acidCPhthalic acidDCinnamic acidCorrect 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