The ratio of masses of oxygen and nitrogen in a particular gaseous mixture is 1 : 4.
Question:

The ratio of masses of oxygen and nitrogen in a particular gaseous mixture is 1 : 4. The ratio of number of their molecule is :

  1.  1 : 8 

  2. 3 : 16

  3. 1 : 4

  4. 7 : 32


Correct Option:

Solution:

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