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A vessel contains an ideal gas at pressure P and temperature T. If the root mean square speed of the gas molecules doubles, keeping the volume constant, the new pressure P' will be:
4P
2P
P/2
P/4
For a real gas at moderate pressure and temperature, the root mean square speed is found to be . How would change if the gas were ideal and at the same temperature?
It would remain the same
It would increase
It would decrease
It depends on the gas's van der Waals constants
In deriving the kinetic equation we make use of the root mean square speed of the molecules which is:
The average speed of molecules
The most probable speed of molecules
The square root of the average of the square of the speed of the molecules
The most accurate form in which speed can be used in the calculations
The rms speed of hydrogen is times the rms speed of nitrogen. If is the temperature of the gas, then
{T_{{H_2}}} > {T_{{N_2}}}
{T_{{H_2}}} < {T_{{N_2}}}
If the rms speed of a gaseous molecule is at a pressure atm, then what will be the rms speed at a pressure atm and constant temperature