Explain kcn in enough water to make 0.5 l of solution

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Problem- A buffer solution is prepared by dissolving 3.5 mol of HCN (Ka = 4.0 x 10-10) and 2.71 mol of KCN in enough water to make 0.5 L of solution. What is the pH of this solution? Answer to 3 significant figures.

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Reference no: EM13702876

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