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Consider the Titration of 100

Question 127

Multiple Choice

Consider the titration of 100.0 mL of 0.250 M aniline (Kb = 3.8 × 10-10) with 0.500 M HCl. For calculating the volume of HCl required to reach a pH of 8.0, which of the following expressions is correct? (x = volume, in milliliters, of HCl required to reach a pH of 8.0)


A) Consider the titration of 100.0 mL of 0.250 M aniline (K<sub>b</sub> = 3.8 × 10<sup>-10</sup>) with 0.500 M HCl. For calculating the volume of HCl required to reach a pH of 8.0, which of the following expressions is correct? (x = volume, in milliliters, of HCl required to reach a pH of 8.0) A) B) C) D) [H<sup>+</sup>] = x E) none of these
B) Consider the titration of 100.0 mL of 0.250 M aniline (K<sub>b</sub> = 3.8 × 10<sup>-10</sup>) with 0.500 M HCl. For calculating the volume of HCl required to reach a pH of 8.0, which of the following expressions is correct? (x = volume, in milliliters, of HCl required to reach a pH of 8.0) A) B) C) D) [H<sup>+</sup>] = x E) none of these
C) Consider the titration of 100.0 mL of 0.250 M aniline (K<sub>b</sub> = 3.8 × 10<sup>-10</sup>) with 0.500 M HCl. For calculating the volume of HCl required to reach a pH of 8.0, which of the following expressions is correct? (x = volume, in milliliters, of HCl required to reach a pH of 8.0) A) B) C) D) [H<sup>+</sup>] = x E) none of these
D) [H+] = x
E) none of these

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