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Hina Elias Mistry
Asked: 2022-10-29T00:33:32+05:30 In:

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`

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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1 Answer

  1. Correct Answer – A
    `(15)/(30)=(75)/(M_(B))`
    `M_(B)= 150, (VD)_(B)=(150)/(2)= 75`

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