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Solution


Q.

A flask contains hydrogen and oxygen in the ratio of 2 : 1 by mass at temperature 27°C. The ratio of average kinetic energy per molecule of hydrogen and oxygen respectively is              [2023]
1 2 : 1  
2 1 : 1  
3 1 : 4  
4 4 : 1  

Ans.

(2)

Kav=52kT

Ratio = 1 : 1