1.

10 dm^(2) of N_(2) gas and 10 dm^(3) of gas X at the same temperature contain the same number of molecules. The gas X is

Answer»

CO
`CO_(2)`
`H_(2)`
`NO`

SOLUTION :No. of MOLES of `N_(2)` and X should be equal. This can be so if X has same molecular mass as `N_(2)` viz. CO.


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