A chemist creates a buffer using benzoic acid ka63010-5 and, Ask an Expert

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A chemist creates a buffer using benzoic acid (Ka=6.30*10^-5) and sodium benzoate by mixing 50.00mL of 0.950M benzoic acid with 40.00mL of 0.850M sodium benzoate.

a. What is the pH of the buffer?

b. What is the pH after 10.00mL of 0.500M HCL is added to the buffer solution? (Titration)

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