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Byju's Answer
Standard XII
Biology
The Atmosphere
Moles of N2 =...
Question
Moles of
N
2
=
0.4
and moles of
O
2
=
0.1
Find
p
N
2
i.e. partial pressure of
N
2
at atmospheric pressure.
A
0.2
a
t
m
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B
0.8
a
t
m
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C
0.6
a
t
m
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D
0.4
a
t
m
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Solution
The correct option is
B
0.8
a
t
m
Mole fraction of
N
2
:
0.4
0.4
+
0.1
=
4
5
=
0.8
Partial pressure
=
Mole fraction
×
Total pressure
=
0.8
×
1
Partial pressure
=
0.8
a
t
m
Suggest Corrections
2
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