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9th Class Science Structure of the Atom Question Bank Nature of Matter

  • question_answer
    A gaseous mixture contains oxygen and nitrogen in the ratio of 1: 4 by weight. Therefore, the ratio of their number of molecules is

    A)  1 :  4                                     

    B)  1 :  8

    C)  7 : 32                                      

    D)  3 : 16

    Correct Answer: C

    Solution :

    Not Available


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