Problem: Which statement is true of pH buffers?(a) They consist of strong acids and strong bases.(b) They keep the pH of the blood constant.(c) They consist of weak acids and weak bases.Both (a) and (b).Both (b) and (c).

FREE Expert Solution

Recall that a buffer can be composed of the following:

weak base and its conjugate acid
weak acid and its conjugate base
weak acid and a strong base 

▪ concentration of weak acid > concentration of strong base

weak base and a strong acid 

concentration of weak base > concentration of strong acid


Analyze each statement: 


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Problem Details

Which statement is true of pH buffers?

(a) They consist of strong acids and strong bases.
(b) They keep the pH of the blood constant.
(c) They consist of weak acids and weak bases.
Both (a) and (b).
Both (b) and (c).

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