Buffer capacity. Two solutions of sodium acetate are prepared, one having a concentration of

0.1M

and the other having a concentration of

0.01M

. Calculate the pH values when the following concentrations of

HCl

have been added to each of these solutions:

0.0025M,0.005M,0.01M

, and

0.05M

.\ \ Another rotio. Calculate the concentration of acetic acid and acetate ion in a

0.2M

acetate buffer at

pH

5. The p

K_(a)

of acetic acid is 4.76 . 6\ Buffers STATIYou are working in a high-powered clinical biochemistry lab. The chief scientist rushes in and announces, "I need

500ml

of

0.2M

acetate, pH 5.0. STAT! Who is the best an brightest in this room?" All eyes turn toward you. You have solid anhydrous sodium acetate (MW=82

{

(

:gmol^(-1))

} and a solution of

1M

acetic acid. Describe how you would make the

19. Buffer capacity. Two solutions of sodium acetate are prepared, one having a concentration of 0.1M and the other having a concentration of 0.01M. Calculate the pH values when the following concentrations of HCl have been added to each of these solutions: 0.0025M,0.005M,0.01M, and 0.05M. 20. Another rotio. Calculate the concentration of acetic acid and acetate ion in a 0.2M acetate buffer at pH5. The pKa of acetic acid is 4.76 . 6 21. Buffers STATTYou are working in a high-powered clinical biochemistry lab. The chief scientist rushes in and announces, "I need 500ml of 0.2M acetate, pH 5.0 . STAT! Who is the best ar brightest in this room?" All eyes turn toward you. You have solid anhydrous sodium acetate ( M W =82gmol1 ) and a solution of 1M acetic acid. Describe how you would make the