Question

Estimate the average energy of a helium atom at 

(i) room temperature (27°C) 

(ii) the temperature on the surface of the sun (6000 K) and 

(iii) the temperature of 10⁷ K. (k_B = 1.38 × 10^-23 JK^-1)

Answer 1

Average K.E, per molecule is \(\bar E\) = \(\frac{3}{2}\)K_BT