00317nam a2200109Ia 4500008004100000020001800041100002600059245005700085250001200142260003900154650001400193190905s9999||||xx |||||||||||||| ||und||  a9781259098642  aSilberberg, Martin .S 0aChemistry: The Molecular Nature of Matter And Change  a6TH ED.  bMcgraw Hill EducationaDelhic2013  aChemistry