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| 020 | _a9780766034143 | ||
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_aGardner R _9159717 |
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| 245 | 0 | _aOrganic chemistry science fair projects, revised and expanded using the scientific method | |
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_cBK _w561 _xJohn Tresidder _y561 _zJohn Tresidder |
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| 999 |
_c730292 _d730291 |
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