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Byju's Answer
Standard XII
Chemistry
Spontaneity
Identify the ...
Question
Identify the pair of gases that have equal rates of diffusion.
A
N
O
,
C
O
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B
N
2
O
2
,
C
O
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C
N
2
O
,
C
O
2
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D
C
O
2
,
N
O
2
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Solution
The correct option is
C
N
2
O
,
C
O
2
r
1
r
2
=
√
M
2
M
1
Molecular mass of
N
2
O
=
28
+
16
=
44
Molecular mass of
C
O
2
=
12
+
32
=
44
r
N
2
O
r
C
O
2
=
1
,
r
N
2
O
=
r
C
O
2
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