Que.

Purified water should have pH between:

  • A. 3.5_4.5
  • B. 4.5-7.0
  • C. 7.0-9.5
  • D. 2.5-3.5

Right Answer is :
✓ B. 4.5-7.0
Views 👍 :459 Share : Share StudyVidya.com on Facebook Share StudyVidya.com on WhatsApp

✒ To discuss this topic Comment