Be sure to answer all parts. What is the [H3O+] and the pH of a benzoic acid-benzoate buffer that consists of 0.16 M C6H5COOH and 0.46 M C6H5COONa? (Ka of benzoic acid = 6.3 × 10−5) Be sure to report your answer to the correct number of significant figures. [H3O+] = _____ pH = ______

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Be sure to answer all parts.

What is the [H3O+] and the pH of a benzoic acid-benzoate buffer that consists of 0.16 M C6H5COOH and 0.46 M C6H5COONa? (Ka of benzoic acid = 6.3 × 10−5) Be sure to report your answer to the correct number of significant figures.

[H3O+] = _____
pH = ______

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