Answer:
The answer is: From 1 to 14.
Step-by-step explanation:
The pH is a measure of acidity or alkalinity of a solution. The pH indicates the concentration of hydrogen ions present in certain solutions.
Although many potentiometers have scales with values ranging from 1 to 14, the pH values can also be less than 1 or greater than 14.
The answer is: From 1 to 14.