00422     2200157   4500001002100000008004000021035002000061245006000081100002300141260003300164300002100197084000600218082000700224650001500231990001800246INLIS000000000000992                                   In    a0010-1021000992  aStudy Grade to accompany : ChemistrycKumeth W. Watkins  aWATKINS, Kumeth W.  aNew YorkbMc Graw-Hillc1991  ap. : ill.c29 cm  a-  a30  aCHEMISTRY.  a25/BPT-C/1998