Which is the lightest gas?

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Question

(A) The lightest gas is $H_2$ because it has the lowest molar mass among the given options.						Gas			Molar Mass $(g/mol)$									$H_2$			$2$

Vedclass · Accepted Answer

Hydrogen

Vedclass · Answer

(A) The lightest gas is $H_2$ because it has the lowest molar mass among the given options.						Gas			Molar Mass $(g/mol)$									$H_2$			$2$							$He$			$4$							$N_2$			$28$							$O_2$			$32$

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