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

  • question_answer
    What is the weight of \[3\] gram atoms of sulphur?

    A) \[96\,\,g\]                        

    B)        \[99\,\,g\]

    C) \[100\,\,g\]        

    D)        \[3\,\,g\]

    Correct Answer: A

    Solution :

     The atomic mass of sulphur is\[32\]. \[1\] gram atom of \[S\] weighs\[=32\,\,g\] \[3\] gram atoms of \[S\] weighs             \[=3\times 32=96\,\,g\]


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