The rms velocity of a gas at a given temperature is 300 m/s .What will be the rms velocity of a gas having twice the molecular weight and half the temperature in J

The rms velocity of a gas at a given temperature is 300 m/s .What will

1.	The rms velocity of a gas at a given temperature is 300 m/s .What will be the rms velocity of a gas having twice the molecular weight and half the temperature in J
Answer» 300 m/s 600 m/s 75 m/s 150 m/s Answer :D