A. 25 B. 50 C. 70 D. 80
Home/Chemical Engineering (MCQs)/Chemical Engineering Basics/Lime contains about 90% CaO. Percentage CaO present in limestone is about Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about A. 25 B. 50 C. 70 D. 80 Answer: Option B. Explanation: No answer description available for this question. Show AnswerDiscussion