______________ is the process whereby energetic molecules escape from a liquid.
Fill in the blank(s) with correct word
Question 2
The ratio of the radius of a classical electron (re = kee2/mec2 = 2.8 1015 m) to the radius of a 4He nucleus (r = r0A1/3) is
a. 2.0
b. 0.68
c. 1.5
d. 0.92
e. 2.4