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For each of the following solutions, calculate the initial pH and the final pH after adding...

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Chemistry

For each of the following solutions, calculate the initial pHand the final pH after adding 0.010 mol of NaOH.

a) For 230.0 mL of a buffer solution that is 0.205 M in HCHO2and 0.275 M in KCHO2, calculate the initial pH and the final pHafter adding 0.010 mol of NaOH.

b) For 230.0 mL of a buffer solution that is 0.320 M inCH3CH2NH2 and 0.290 M in CH3CH2NH3Cl, calculate the initial pH andthe final pH after adding 0.010 mol of NaOH.

Answer & Explanation Solved by verified expert
4.1 Ratings (748 Votes)
a Ka 18 x 104 pKa 374 pH 374 log 0275 0205386 initial pH of the buffer moles formic acid 0205 M x 0230 L00471 moles moles formate 0275 M x 0230 L 00632 the effect of    See Answer
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