The correct answer is:
D) test and determine the pH values of unknown solutions.
Indicators are substances that change color in response to changes in pH, allowing us to determine whether a solution is acidic, neutral, or basic.
The purpose of an indicator is to
Question 19 options:
A)
make a solution more neutral.
B)
help acids and bases dissociate when placed in water.
C)
conduct electricity.
D)
test and determine the pH values of unknown solutions.
1 answer