Answer to Question #163107 in Inorganic Chemistry for Nawid Sayed

Question #163107

Hi, help me with this question, please.

Explain how a solution containing propanoic acid and sodium propanoate can function as a buffer solution. Your answer must include balanced chemical equations, physical states included. 



1
Expert's answer
2021-02-12T05:02:52-0500

C3H5O2H C3H5O2- + H+

When a strong acid is added to the system, it shifts the equilibrium towards the initial substances, and the addition of a strong base binds protons and shifts the equilibrium towards the products, while, as a result, the pH of the solution changes slightly.



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