The mean free path of nitrogen molecules at a pressure of 1.0 atm and temperature 0 0 C is 
. If the number of density of molecules is 
, then the molecular diameter is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Mean free path 
0.8 × × 10 –7 m number of molecules per unit volume 
per m 3
Substituting these value in 
we get 
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