Determine the pH (to two decimal places) of the following solutions. A table of pKa values can be found here. If the 5%...

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Determine the pH (to two decimal places) of the following solutions. A table of pKa values can be found here. If the 5%...

Determine the pH (to two decimal places) of the following solutions. A table of pKa values can be found here. If the 5% approximation is valid, use the assumption to compute pH.

6.80×10^-3 M butanoic acid

Tries 0/13

9.74×10^-1 M formic acid

Tries 0/13

8.47×10^-3 M methylamine

Tries 0/13

6.59×10^-3 M triethylamine

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Answer 1

Answer #1

ic Acid PKa = 4.32 6-80 s .41.08 3.49 the out om 3.49 PKa - 3.75 a2 815 572 xL = 1,830千 (3.36 +2.07 =(4- 14-27:5 I285 pH = 14 4- á (s.as -sx)) (825+21e) 14ーマ = 14-dx 543 11.485

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Answer 2

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