A solution is prepared by dissolving 15.0 g of pure HC2H3O2 and 25.0 g of NaC2H3O2...

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Chemistry

A solution is prepared by dissolving 15.0 g of pure HC2H3O2 and25.0 g of NaC2H3O2 in 775 mL of solution (the final volume). (a)What is the pH of the solution? (b) What would the pH of thesolution be if 25.0 mL of 0.250 M NaOH were added? (c) What wouldthe pH be if 25.0 mL of 0.40 M HCl were added to the original 775mL of buffer solution?

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a Number of moles massmolar mass Number of moles of HC2H3O2 150g 6003gmol 02499mol Number of moles of NaC2H3O2 250g 8201gmol 03048mol HC2H3O2 02499mol775ml1000ml 03225M NaC2H3O2 03048mol775ml1000ml 03933M pKa of CH3COOH 475 Henderson Hasselbalch equation    See Answer
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