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You are asked to prepare 1.9 L of a HCN/NaCN buffer that has a pH of...

You are asked to prepare 1.9 L of a HCN/NaCN buffer that has a pH of 9.83 and an osmotic pressure of 1.12 atm at 298 K. What masses of HCN and NaCN should you use to prepare the buffer? (Assume complete dissociation of NaCN.) Answer in g. ps the answers are not 0.45,3.5

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