Multiple Choice Question (MCQ)
Question: Which is the purpose of measuring pH value of solution?
A.
Acidity and Alkalinity
B.
Metal impurites
C.
Organic contaminating
D.
Density and Efficeincy
Correct Answer: Acidity and Alkalinity
Explanation
The pH scale ranges from 0 to 14, with 7 being neutral. pHs less than 7 are acidic while pHs greater than 7 are alkaline (basic). A pH meter is an instrument used to measure acidity or alkalinity of a solution - also know as pH.