which of the following solution is a buffer? a solution containing Hf and NaOH, NH3 and NH4+, HCN and HNO3?

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03-06-2015
Chemistry

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which of the following solution is a buffer? a solution containing Hf and NaOH, NH3 and NH4+, HCN and HNO3?

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stephenlee0912 stephenlee0912 · Answer 1 · 2015-06-04T02:28:22-04:00

stephenlee0912 stephenlee0912

04-06-2015

The answer is NH3 an NH4+. Buffer solutions contain a weak base and its conjugate acid or a weak acid and its conjugate base. NH3 is a weak base and NH4+ is its conjugate acid.

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