Answer to Question #56388 in General Chemistry for kelly

Question

A buffer is made by dissolving HC2H3O2 and NaC2H3O2 in water.

Write an equation that shows how this buffer neutralizes added acid.
Express your answer as a chemical equation. Identify all of the phases in your answer.
?????

Write an equation that shows how this buffer neutralizes added base.
Express your answer as a chemical equation. Identify all of the phases in your answer.
????
Calculate the pH of this buffer if it is 0.22 M HC2H3O2 and 0.45 M C2H3O2−. The Ka for HC2H3O2 is 1.8×10−5.
Express your answer using two decimal places.
pH = ???