NY Chemistry Regent Exam Jan 2023
The acidity or alkalinity of a solution can be measured by its
(1) pH value
(2) electronegativity value
(3) boiling point
(4) freezing point
Solution: The acidity of alkalinity of a solution is measured by the pH value. pH is a scale that tell how acidic the solution is. pH of 0-7 is acidic, 7 is neutral and 7-14 is basic. Choice 1 is the correct answer.