OSWAAL CBSE Chapterwise Mind Maps, CHEMISTRY , Class - …

OSWAAL CBSE Chapterwise Mind Maps, CHEMISTRY , Class - XI 1 S ome Basic Concepts of Chemistry I m p o r t a n c e o f C h e m i ... mine Empirical and Molecular Fo r mula: A tomic Mass Unit (amul): A mass e xactly equal to one-twelfth the mass of one carbon-12 atom. Su mo f atomic m asses of th ee lement sp r esen ti na ................
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