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  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    If pH value of four solutions A, B, C and D is 1, 3, 5 and 14 respectively, which solution has the highest hydrogen ion concentration?

    A) Solution A

    B) Solution B

    C) Solution C

    D) Solution D

    E) None of these

    Correct Answer: A

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