酒精有比水重嗎 - 酒精
By Sarah
at 2011-07-28T00:00
at 2011-07-28T00:00
Table of Contents
酒精有比水重嗎
還是比較輕
還是比較輕
Tags:
酒精
All Comments
By Ursula
at 2011-07-29T05:24
at 2011-07-29T05:24
2011-07-28 11:18:33 補充:
具體公式我公式我忘記了
By Elvira
at 2011-07-28T20:01
at 2011-07-28T20:01
By Audriana
at 2011-07-28T21:37
at 2011-07-28T21:37
酒精的密度約為0.8g/cm3
因此體積一樣的情況下,酒精比水輕
但如果體積不一樣時,就要去實際去測重囉
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稀釋酒精要用哪種量杯
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at 2011-07-28T00:00
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一定要用化工行賣的量杯嗎?
一般賣場或是10元商場買到的量杯可以嗎?小孩子的藥水杯可以嗎?
奶瓶�� ...
這樣稀釋出來是幾%呢???
By Noah
at 2011-07-28T00:00
at 2011-07-28T00:00
酒精換算很奇怪??
By Dora
at 2011-07-28T00:00
at 2011-07-28T00:00
今天配置 70%(w/w) 100ml 需要用到 95%酒精:73.6842g 水:23.3158g 。
現在把 95%酒精:73.6842g 水:23.3158g 。換算成 %(v/v)
�� ...
懂保養品的水水們看一下...急~~~
By Tristan Cohan
at 2011-07-27T00:00
at 2011-07-27T00:00
長期沒更換耳環!!!!!!!
By Necoo
at 2011-07-27T00:00
at 2011-07-27T00:00