作者scotttimmy (Jesse Cheng)
看板Chemistry
標題[實驗] 原文書的英文看不懂~~
時間Mon Oct 13 23:29:36 2008
Weigh about 1.5g of your solid unknown to the nearest 0.001g and record the mass.
Using a pipet or a wash bottle, half fill s clean, dry 10-ml graduate cylinder with a solvent in which your unknown is insoluble.
這兩句看不太懂~~有人可以幫忙解讀一下嗎??
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1F：推 turtleleo:稱約1.5克 你的固體 unknown 準確到小數點後三位 10/13 23:49
2F：→ turtleleo:然後記錄mass. 也就是說 舉例 克數約為 1.434克 10/13 23:50
3F：推 turtleleo:然後用滴管或Wash bottle 加入溶劑 10ml 用量筒側 10/13 23:56
4F：→ turtleleo:然後加入你的solid unknown 10/13 23:56