-9 at 25 C. Calculate the [OH ] in a 0.10 M solution of pyridine at this temperature. Pyridine (C,H,N) is a weak base with K, = 1.8 × 10 Select one: -5 a. 4.2 x 10 M -5 b. 1.3 x 10 M -4 C. 1.3 × 10 M -10 d. 1.8 x 10

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter15: Acid-base Equilibria
Section: Chapter Questions
Problem 81E: Which of the indicators in Fig. 14-8 could be used for the titrations in Exercises 61 and 63?
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-9
= 1.8 x 10 at 25 C. Calculate the [OH ] in a 0.10 M solution of pyridine at this temperature.
Select one:
-5
M
а. 4.2 х 10
-5
b. 1.3 x 10
M
-4
C. 1.3 × 10 M
-10
d. 1.8 x 10
Transcribed Image Text:-9 = 1.8 x 10 at 25 C. Calculate the [OH ] in a 0.10 M solution of pyridine at this temperature. Select one: -5 M а. 4.2 х 10 -5 b. 1.3 x 10 M -4 C. 1.3 × 10 M -10 d. 1.8 x 10
What is the magnitude of K, for its conjugate base of an acid with a pK, of 4.12?
Select one:
-10
a. 1.32 x 10
• b. 9.88
9.
C. 7.59 x 10
-5
d. 7.59 x 10
Transcribed Image Text:What is the magnitude of K, for its conjugate base of an acid with a pK, of 4.12? Select one: -10 a. 1.32 x 10 • b. 9.88 9. C. 7.59 x 10 -5 d. 7.59 x 10
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