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

9th Class Science Sample Paper Science Olympiad Model Test Paper-19

  • question_answer
    Calculate the mass of 10 moles of\[N{{a}_{2}}S{{O}_{3}}\].

    A) 1260 g

    B) 1302 g

    C) 1423 g

    D) 1101 g

    E) None of these  

    Correct Answer: A

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