At what temperature in `.^(@)C` would the most probable speed of `CO_(2)` molecules be twice that at `127^(@)C` ?

The temperature at which the most probable speed of CO_(2) molecules be twice as that of 50^(@)C is:

The temperature at which most probable speed of CO molecules is twice that at 27^(@)C is :

Calculate the average rms and most probable speed of SO_(2) molecules at 27^(@)C

At what temperature would N_(2) molecules have same average speed as CO molecules at 200 K.

At what temperature would N_(2) molecules have same average speed as CO molecules at 200 K.

At what temperature is the rms speed of H_(2) molecules the same as that of oxygen molecules at 1327^(@)C ?

At what temperature is the rms speed of H_(2) molecules the same as that of oxygen molecules at 1327^(@)C ?

At what temperature is the rms speed of H_(2) molecules the same as that of oxygen molecules at 1327^(@)C ?

At what temperature most probable speed of O_(2) molecules have the same value of root mean square speed of O_(2) molecules at 300 K ?