A solution of a weak base is titrated by adding a solution of a standard strong acid. The progress of the titration is followed with a pH meter. Which of the following observations would occur?
A.
The pH of the solution gradually decreases throughout the experiment.
B.
Initially the pH of the solution drops slowly, and then it drops much more rapidly.
C.
At the endpoint, the pH is 7 .
D.
After the equivalence point, the pH becomes constant because this is the buffer region.
Exam No：AP Chemistry Practice Test Year：2024 Question No：5
Answer:
B
Knowledge points:
8.5 Acid-Base Titrations
Solution:
Download APP for more features
1. Tons of answers.
2. Smarter Al tools enhance your learning journey.
IOS
Download
Download
Android
Download
Download
Google Play
Download
Download