The pH value of potable water should be between____________________?
Correct answer: D. 6.5 to 8
- A. 1 to 1.5
- B. 4 to 5
- C. 13 to 14
- D. 6.5 to 8
Explanation
Potable water is normally maintained near neutral, with an acceptable pH roughly from 6.5 to 8.0 or 8.5. The other ranges are either strongly acidic or strongly alkaline and unsuitable for drinking water.
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