00267nam a2200109   4500020001500000082001200015100002600027245002600053260001800079490002400097650003600121  a9810004168  a540 GCE  aGCE A Level Chemistry  aGCE A Level Chemistry  bRedspotc1996  achemistry 1986-1994  aChemistryaG.C.E. Advance Level