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10th Class Science Sample Paper Science Olympiad Model Test Paper-12

  • question_answer
    In fire extinguisher the reaction between sulphuric acid and sodium carbonate is used to produce carbon dioxide which helps in extinguishing the fire. Which one of the following represents the sulphuric acid in the fire extinguisher?

    A) 1

    B) 2

    C) 3

    D) 4

    E) None of these

    Correct Answer: C

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