The distribution of the molecular velocities of gas molecules at any temperature is shown below. (The plot below is known as Maxwell’s distribution of molecular speeds.)
Where
is molecular velocity
is number of molecules having velocity
Let us define , which is equal to the number of molecules between the velocity range
and
, given by
Where
is total number of molecules
and
is universal gas constant
is temperature of the gas
is molecular weight of the gas
SI units of |
|||||||
a) |
|
b) |
|
c) |
|
d) |
|
The distribution of the molecular velocities of gas molecules at any temperature is shown below. (The plot below is known as Maxwell’s distribution of molecular speeds.)
Where
is molecular velocity
is number of molecules having velocity
Let us define , which is equal to the number of molecules between the velocity range
and
, given by
Where
is total number of molecules
and
is universal gas constant
is temperature of the gas
is molecular weight of the gas
SI units of |
|||||||
a) |
|
b) |
|
c) |
|
d) |
|
Two flasks and
have equal volume.
is maintained at 300 K and
at 600 K. While
contains
gas,
has an equal mass of
gas. Assuming ideal behaviours for both the gases, answer the following:
Flask containing greater number of molecules |
|||||||
a) |
|
b) |
|
c) |
Both |
d) |
None |
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