F.3 Covalent bonding!(easy)
Structured Questions 24-26 (ALL!)
http://img710.imageshack.us/img710/8671/chem.png
最好係畫完scan上黎=]
please help, thanks!
收錄日期: 2021-05-01 13:05:04
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100411000051KK01360