Monday
September 1, 2014

Homework Help: Chemistry

Posted by Queenking on Sunday, October 23, 2011 at 1:44pm.

To prepare an effective buffer in a PH range less than 7 ,it is advisable to select a weak acid-conjugate base pair in which the pK(a) of the weak acid equals the desired PH (+-)1

Over what PH range is the acetic acid-acetate ion buffer most effective ?K(HC2H3O2)=1.8x10^-5

thank for helps =]

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - Select the statements that correctly describe buffers.? 1) The pH of...
Chemistry - How could you prepare a buffer if only acetic acid, HCl and NaOH are...
Chemistry - Two of the questions my teacher put on the review sheet for our Acid...
Chemistry - You have two buffer solutions 1) weak acid and its conjugate base 2)...
Chemistry - If a buffer solution is 0.190 M in a weak acid (Ka = 5.8 x 10^-5) ...
Chemistry - The weak base-conjugate acid buffer used in this laboratory consists...
chemistry (buffers) - How can weak acid nitrous acid HNO2 form a buffer solution...
Chemistry - A buffer is prepared by mixing 110. mL of 0.442 M HCl and 0.545 L of...
chemistry - Choices: True,False. Select all that are True. The pH at the ...
Chemistry - In the titration of a weak acid with a strong base, the pH at the ...

Search
Members