Explain buffer solution required to maintain a ph

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Reference no: EM13537224

Which of the following is the best choice below for preparation of a .10M buffer solution required to maintain a ph of 3 and WHY? Why aren't others suitable?

HC3H5O2/C3H5O2 ka=1.34x10-5

HC2O4-/C2O4- ka=5.42x10-5

HNO2/NO2- ka=7.10x10-4

NOCI-/OCI- ka=3.00x10-8

Reference no: EM13537224

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