NEO化学吧

lkjhgfdsa995 2008-12-20 19:25

O的同位素8O

[ 本帖最后由 lkjhgfdsa995 于 2008-12-20 19:26 编辑 ]

兔子喜欢某酸钾 2008-12-20 19:27

-O-醚····················································哈哈························[s:73] [s:73]

6B乌鸦 2009-07-22 11:23

NaOH=苛性钠
HOH=苛性氢......

自带熟 2009-07-22 11:24

12F：零醚已经有了

cccdick 2009-07-22 11:35

唉,,这东西又来了

K2CrO7 2009-07-22 21:06

囧