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2007-06-03 03:35:45 · 2 answers · asked by Anonymous in Science & Mathematics Chemistry

2 answers

what are you trying to ask for??? facts?

2007-06-03 03:45:45 · answer #1 · answered by jtribs2 1 · 0 0

this link seems a good introduction

2007-06-03 03:50:58 · answer #2 · answered by maussy 7 · 0 0

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