Define ratio of the masses of the buffer components

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Which of the following buffer systems would be the best choice to create a buffer with the pH= 9.00? For the best system , calculate the ratio of the masses of the buffer components required to make the buffer.

HF/KF

HNO2/KNO2

NH3/NH4Cl

HClO/KClO

Reference no: EM13231398

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