4. (20 points) A 1.00L buffer composed of 0.13 mol HCN and 0.14 mol CN- has a pH=9.39. Determine the pKa of the acid. Ca

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4. (20 points) A 1.00L buffer composed of 0.13 mol HCN and 0.14 mol CN- has a pH=9.39. Determine the pKa of the acid. Ca

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4 20 Points A 1 00l Buffer Composed Of 0 13 Mol Hcn And 0 14 Mol Cn Has A Ph 9 39 Determine The Pka Of The Acid Ca 1
4 20 Points A 1 00l Buffer Composed Of 0 13 Mol Hcn And 0 14 Mol Cn Has A Ph 9 39 Determine The Pka Of The Acid Ca 1 (36.75 KiB) Viewed 41 times
4. (20 points) A 1.00L buffer composed of 0.13 mol HCN and 0.14 mol CN- has a pH=9.39. Determine the pKa of the acid. Calculate the pH of this buffer after 0.040 mol of HCl have been added. Calculate the pH of this buffer after 0.040 mol of NaOH have been added.
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