Question icon
Grade 12th passMechanics

This question is from kinetic theory of gases. Experts please help.

Question image for This question is from kinetic theory of gases. Ex
Profile image of Sahani Kumar
7 Years agoGrade 12th pass
Answers icon

1 Answer

Profile image of Vikas TU
7 Years ago
Dear Student,
Average kinetic energy is given as = 3KT/2 ( T is in Kelvin)
For a gas H2, 5 x 10^-14 erg = 3K(273 – 23)/2
K = (5 x 10^-14)/375
 
For O2 it would be:
(3*(5 x 10^-14)*500)/375 = 20 x 10^14 erg.