[問題] 溶液混合
量筒先取H2O 30ml再加methanol到60ml
和分別取30ml混合~~~~
這2個有什麼差別~~~
突然被問搞不清楚@@"~~
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.114.209.69
推
01/24 01:07, , 1F
01/24 01:07, 1F
推
01/24 01:39, , 2F
01/24 01:39, 2F
推
01/24 01:45, , 3F
01/24 01:45, 3F
推
01/24 19:14, , 4F
01/24 19:14, 4F