InterviewSolution
Saved Bookmarks
| 1. |
The residual hardness after the treatment of water is about __________(a) 1 ppm(b) Less than 1ppm(c) 2 ppm(d) Less than 2pmmThis question was addressed to me during a job interview.I'd like to ask this question from Ion Exchange Process in division Water of Applied Chemistry |
|
Answer» The correct OPTION is (d) Less than 2pmm |
|