00357nam a22001217a 4500008004100000020001800041082000800059100001600067245007500083260004300158300001000201440002400211160120b        xxu||||| |||| 00| 0 eng d  a9780340957578  a54010aSmith, Mike10aOCR (A) AS chemistry : bchains, energy and resources/cby  Mike Smith  aOxfordshire bHodder Education cc2008  a112p.  astudent unit guide