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Byju's Answer
Standard XII
Physics
KE
1 L of gaseou...
Question
1 L of gaseous mixture is effused in 5 min 11s, while 1 L of oxygen takes 10 min. The gaseous mixture contains methane and hydrogen .
Calculate: a. The density of gaseous mixture
b. the percentage by volume of each gas in the mixture
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Solution
Given:
d
1
=
16
t
1
=
10
×
60
=
600
s
d
2
=
?
t
2
=
5
×
60
+
11
=
311
s
Volume is same, so
t
2
t
1
=
√
d
2
d
1
311
2
600
2
=
√
d
2
16
d
2
=
4.3
d
H
2
=
1
and
d
C
H
4
=
8
So
d
m
i
x
=
d
C
H
4
×
(
x
)
+
(
100
−
x
)
d
H
2
100
4.3
×
100
=
8
x
+
(
100
−
x
)
×
1
430
=
8
x
+
100
−
x
330
=
7
x
x
=
47.14
%
%
C
H
4
=
47.14
, %
H
2
=
52.86
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