Yahoo 知識+ 將於 2021 年 5 月 4 日 (美國東岸時間) 停止服務，而 Yahoo 知識+ 網站現已轉為僅限瀏覽模式。其他 Yahoo 資產或服務，或你的 Yahoo 帳戶將不會有任何變更。你可以在此服務中心網頁進一步了解 Yahoo 知識+ 停止服務的事宜，以及了解如何下載你的資料。
which of the following solution is a good buffer system?
a) solution that is 0.10 M NaCl and 0.10 M HCl
b) A solution that is 0.10 M HCN and 0.10M LiCN
C) A solution that is 0.10M NaOH and 0.10 M HNO3
D) a solution that is0.10 M HNO3 and 0.10 M KNO3
1 個解答
相關度
- 4 年前
I haven't gotten there yet, but I believe this MAY help you. If not, please let me know and I will remove my comment: https://answers.yahoo.com/question/index?qid=20090...
It leads me to believe the answer is B
(That and the power of googling to eliminate answers lol)
還有問題嗎？立即提問即可得到解答。