NEET 2021 Model Test Paper 4

Both containers have same volume
P = 1 atm
T = 298 K
PV = n‌ART ‌‌‌‌(P‌A = P‌B ) = 1 atm
PV = n‌BRT‌‌‌‌ (V‌A = V‌B ) = V
n‌A = n‌B ‌‌‌‌ T = 298
Number of moles of A = no of moles of B
(

45

30

)ethane= (

225

M0‌wt

)B
Mol. wt. of B=

225×30

45

=150
V.D. of B=

‌Mol‌ ‌wt.

2

=

150

2

=75