Everything about CBSE Class 12 Biology ICSE Class 11 Mathematics
(b) Sulphuric acid is often called Oil of vitriol simply because during the later middle ages, it had been received being an oily viscous liquid by heating crystals of environmentally friendly vitriol.All the queries are solved strictly determined by the NCERT (CBSE) Syllabus and Guides. So mastering these solutions will definitely assistance learn