1. Tardigrade
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  3. Chemistry
  4. One litre of an unknown gas weighs 1.25 g atrrr which of the following gas pertains to the above data

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Q. One litre of an unknown gas weighs 1.25 g atrrr which of the following gas pertains to the above data

States of Matter

Solution:

Mass of 1L of a gas at N.T.P. = 1.25 g
mass of 22.4 L of the gas at N.T.P.
= 1.25 $\times$ 22.4 = 28 g
$\therefore $ Gas is $N_2$ (Mol mass of $N_2$ = 28)