In needs to prepare a solution buffered at pH = 7.62 using benzoic acid (pKa = 4.19) and its sodium salt. Calculate the

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answerhappygod
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In needs to prepare a solution buffered at pH = 7.62 using benzoic acid (pKa = 4.19) and its sodium salt. Calculate the

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In needs to prepare a solution buffered at pH = 7.62 using
benzoic acid (pKa = 4.19) and its sodium
salt. Calculate the ratio [A−]/[HA].
Group of answer choices
3.43
0.53
3.7 x10-4
2.7 x 103
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