好多理化的問題~需要各位大大幫小的解答!!!>< - 生活
By Jack
at 2012-06-20T00:00
at 2012-06-20T00:00
Table of Contents
1.木柴乾餾後產生的固體殘留物在空氣中燃燒可生成二氧化碳和水這句話是錯的,為什麼?2.碳酸鈣是不是有機化合物?3.硫酸,鹽酸,碳酸,醋酸,硝酸,蟻酸,以上共有幾項是有機酸?分別是哪幾項?4.原油經分餾後,可得如汽油等多款純物質這句話是錯的,為什麼?5.耐綸是人類最早使用的合成纖維,製成的衣料吸水性及
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By Lily
at 2012-06-21T02:44
at 2012-06-21T02:44
By Hazel
at 2012-06-21T14:45
at 2012-06-21T14:45
By Annie
at 2012-06-23T12:03
at 2012-06-23T12:03
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