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Chemistry Easy fpsc ppsc nts

What is the pH of pure water at 25 degrees Celsius?

  • A 5
  • B 9
  • C 7
  • D 14
Correct Answer: Option C — 7
Explanation:
Pure water has a pH of exactly 7 at 25 degrees Celsius making it neutral as it contains equal concentrations of hydrogen and hydroxide ions.
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MCQ Details
SubjectChemistry
DifficultyEasy
Exam Typesfpsc, ppsc, nts
CorrectOption C
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