000 00450nam a2200169 4500
005 20250829164522.0
020 _a335025196
082 _a600
_bOPA
100 _aOpen University
_9201764
245 _aAtoms and molecules
_cOpen University
260 _aBuckinghamshire:
_bOpen University,
_c1972.
300 _a68p.
490 _aTechnology foundation course unit 19
546 _aeng
700 _aprepared by Roger Harrison
_9201765
942 _cBK
999 _c57895
_d57895