2. Sample Papers
  3. 9th Class
  4. Science

9th Class Science Sample Paper Science Olympiad Model Test Paper-3

  • question_answer
    A sample of ammonia  weighs 2 g. What mass of sulphur dioxide contains the same number of molecules as are in 2 g of ammonia?

    A) 7.529 g

    B) 3.125 g

    C) 4.425 g

    D) 6.628 g

    E) None of these

    Correct Answer: A

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