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發表於 31-8-2008 15:51:01
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原帖由 ~緣起緣滅~ 於 31-8-2008 15:48 發表 
你唔係甘講WO
引用:
蠢人覺得"graphite係element"不對
應是"carbon係element"
但graphite跟本就是carbon, 只是carbon有很多allotropes, 人們將其中一個形態命名為graphite
搞笑地, 從此以後, 蠢人就認為 ...
原來你未理解到.....
Pure substance can be divided into compounds and elements.
If a pure substance (e.g. graphite) is NOT an element, then it MUST BE a compound.
If you disagree that graphite is an element, it IMPLIES that you agree that "graphite is a compound" |
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