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A and B are two idential vessels. A con...

A and `B` are two idential vessels. `A` contains `15 g` ethane at `1 atm` and `298 K`. The vessel `B` contains `75 g` of a gas `X_(2)` at same temperature and pressure. The vapour density of `X_(2)` is :

A

75

B

150

C

37.5

D

45

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A
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MOTION-GASEOUS STATE -EXERCISE-2(LEVEL-I)
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