00503mam a2200169 a 4500003000500000020001500005038002300020082001400043100002300057245005700080250001300137260003800150300005300188440005600241650001500297700002100312NUST  a1292057718  aSNS Library Staff   a540 bBRO1 aBrown, Theodore L.10aChemistry, the central science, thirteenth edition :  a13th ed.  aBostonbPearson Educationcc2015.  a1 volume (various pagings) : 29 cmbcolor ill. ;  a Chemistry, the central science, thirteenth edition 0aChemistry.1 aLeMay, H. Eugene