Saturday
April 19, 2014

Homework Help: chem

Posted by hannah on Sunday, March 31, 2013 at 7:32pm.

Which of the following could be added to a solution of sodium acetate to produce a buffer? ?

A) acetic acid only
B) acetic acid or hydrochloric acid
C) potassium acetate only
D) sodium chloride or potassium acetate
E) hydrochloric acid only

i knowt he answer is b but i dont know why

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