Assigned buffer : Tris-HCl (pH=9,0.05M,250mL )
*Tris M.W.=121.1,
Pka of acid component= 8.30,
conc. of HCl=0.1M
1 : 1 : 1
Tris base + HCl ---> Tris acid
Calculate the correct amount of the reagents requied to prepare 250mL of assigned buffer.
2006-10-21 06:02:52 · 1 個解答 · 發問者 ? 3 in 科學 ➔ 化學
I am a chemistry teacher for more than 20 years. I don't think any body can help you.
What is Tris? What is the Ka or Kb of the said compound? How to help?
2006-10-21 10:12:57 · answer #1 · answered by ? 7 · 0⤊ 0⤋