Q.

The ratio of the weight of one litre of a gas to the weight of 1.0 L oxygen gas both measured at STP is 2.22. The molecular weight of the gas would be :

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a

14.002 

b

35.52

c

71.04 

d

55.56

answer is C.

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Detailed Solution

The ratio of Wight of the molecules,

wgas Wo2=2.22

So,

M32=2.22

M=71.04

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