Calculate the pH for each of the cases in the titration of 25.0 ml. of 0.220 M pyridine, C, H, N(aq) with 0.220 M HBr(aq). The K, of pyridine is 1.7 x 10. before addition of any HBr. pH = 9.26 after addition of 12.5 ml. of HBr after addition of 14.0 mL of HBr after addition of 25.0 ml. of HBr after addition of 37.0 ml. of HBr pH = pH = pH = pH = 5.23 4.63 incorrect 3.09 1.75

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Chapter1: Chemical Foundations
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Calculate the pH for each of the cases in the titration of 25.0 mL of 0.220 M pyridine, C, H, N(aq) with 0.220 M HBr(aq). The
K, of pyridine is 1.7 x 10-⁹.
before addition of any HBr
pH =
after addition of 12.5 mL of HBr
after addition of 14.0 mL of HBr
after addition of 25.0 mL of HBr
after addition of 37.0 ml. of HBri
9.26
pH =
pH =
pH =
pH =
5.23
4.63
Incorrect
3.09
1.75
Transcribed Image Text:Calculate the pH for each of the cases in the titration of 25.0 mL of 0.220 M pyridine, C, H, N(aq) with 0.220 M HBr(aq). The K, of pyridine is 1.7 x 10-⁹. before addition of any HBr pH = after addition of 12.5 mL of HBr after addition of 14.0 mL of HBr after addition of 25.0 mL of HBr after addition of 37.0 ml. of HBri 9.26 pH = pH = pH = pH = 5.23 4.63 Incorrect 3.09 1.75
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