1 mole of nitrogen gas at 0.8atm takes 38 sec to diffuse through pin hole where as 1 mole of unknwon binary compunds of xenon with fluoride at 1.6 atm takes 57 sec to diffuse through the same hole.calculate molecular formula.atmoic weight of xe is 136 unit.(please so whole process)
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r
XeF
n
r
N
2
=
P
XeF
n
P
N
2
M
N
2
M
XeF
n
r
XeF
n
r
N
2
=
t
XeF
n
Molar volume
t
N
2
Molar volume
=
t
N
2
t
XeF
n
=
38
57
∴
38
57
=
1.6
0.8
28
M
XeF
n
M
XeF
n
=(
38
57
)
2
×(
0.8
1.6
)
2
×28
=252
Xe+nF=252
131+n×19=252
n=6
Molecular formula =XeF
6
.
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