Potassium tetraoxomanganate (VII) is often added to impure water to?
CHEMISTRY
JAMB 1998
Potassium tetraoxomanganate (VII) is often added to impure water to?
- A. reduce organic impurities
- B. reduce inorganic impurities
- C. destroy bacteria and algae
- D. remove permanent hardness
Correct Answer: C. destroy bacteria and algae
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