急~誰可以告訴我理化正解 - 酒精
By Harry
at 2010-10-03T00:00
at 2010-10-03T00:00
Table of Contents
拜託~誰可以告訴我題目答案很急~很急~很急謝謝!!因為我要練習的但有些答案都不確定所以要有正解並加說明拜託~1.下列那一項是正確的實驗操作?(1)酒精燈酒精容量最好是八分滿(2)如果風太大,就用理化課本擋住燃燒中的酒精燈(3)辨別藥品酸鹼度,最直接的方法是用舌頭嘗試(4)實驗完畢,廢棄物全部��
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By Carolina Franco
at 2010-10-07T12:13
at 2010-10-07T12:13
By Erin
at 2010-10-07T12:32
at 2010-10-07T12:32
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