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Tardigrade
Question
Physics
A mixture of hydrogen and oxygen has volume 500 cm 3, temperature 300 K, pressure 400 kPa and mass 0.76 g. The ratio of masses of oxygen to hydrogen will be :
Q. A mixture of hydrogen and oxygen has volume
500
c
m
3
, temperature
300
K
, pressure
400
k
P
a
and mass
0.76
g
. The ratio of masses of oxygen to hydrogen will be :
3930
192
JEE Main
JEE Main 2021
Kinetic Theory
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A
3
:
8
B
3
:
16
C
16
:
3
D
8
:
3
Solution:
P
V
=
n
RT
400
×
1
0
3
×
500
×
1
0
−
6
=
n
(
3
25
)
(
300
)
n
=
25
2
n
=
n
1
+
n
2
25
2
=
2
M
1
+
32
M
2
Also
M
1
+
M
2
=
0.76
g
m
M
1
M
2
=
3
16