InterviewSolution
Saved Bookmarks
| 1. |
The PH value of the drinking water is about _________(a) 6.5-8.5(b) 5.5-6.5(c) 4.5-5.5(d) 3.5-4.5I had been asked this question in quiz.This key question is from Estimation of Hardness topic in section Water of Applied Chemistry |
|
Answer» Right ANSWER is (a) 6.5-8.5 |
|