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  5. Atoms and Molecules

9th Class Science Atoms and Molecules Question Bank Atoms and Molecules

  • question_answer
    Number of atoms present in \[5g\] of \[NaN{{O}_{3}}\]is:

    A) \[1.8\times {{10}^{24}}\] atoms           

    B) 3.54 atoms

    C) \[3.54\times {{10}^{24}}\] atoms         

    D) \[1.54\times {{10}^{23}}\] atoms

    E) None of these

    Correct Answer: C

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