1.

10 dm^(3)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 :Number of moles of `N_(2)` and X should be equal. This can be so if X has same molecular WEIGHT as `N_(2)`


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