作者walk0123 (機會)
看板Chemistry
標題[學習] 普化問題
時間Tue May 19 23:07:03 2009
Approximately how much water should be added to 10.0 mL of 12.0 M HCl so that
it has the same pH as 0.90 M acetic acid (Ka = 1.8 x 10-5)?
有沒有人可以幫小弟解答一下
我想了好久還是解不出來QQ
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1F：推 buteo:你先算醋酸溶液的pH值是多少 因為HCl可完全解離 再反推就好 05/20 11:01