Obtain approximately the ratio of the nuclear radii of the gold isotope 19779Au and the silver isotope.
We know that, R 
A1/3 (where R is nuclear radii and A is the mass number)
∵ Hence, 
So, the ratio of their radii will be
= 1.2256
11
Obtain approximately the ratio of the nuclear radii of the gold isotope 19779Au and the silver isotope.
We know that, R A1/3 (where R is nuclear radii and A is the mass number)
∵ Hence,
So, the ratio of their radii will be
= 1.2256