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10th Class Science Sample Paper Science Olympiad Model Test Paper-21

  • question_answer
    Which one of the following statements is correct?

    A) Concentration of hydroxide ions in acidic solutions is less than that of hydrogen ions.

    B) Concentration of hydroxide ions in acidic solutions is more than that of hydrogen ions.

    C) Concentration of hydroxide ions in acidic solutions is equal to hydrogen ions.

    D)  All of these

    E)  None of these

    Correct Answer: A

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