Question
Tue January 17, 2012 By: Devna
 

assuming the nuclei to be spherical shape,how does the surface area of nucleus of mass no. A compare to that of nucleus mass no. B?

Expert Reply
Wed January 18, 2012
volume of nucleus is proportional to mass number.
so  4/3 ?r3 =kA
   r=KA1/3
so 4 ?r=KA2/3
so  surface area is proportional to (mass no)2/3
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