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Grade: 12th pass
        Radius of a nucleus is 2.5 Fermi. Calculate its mass number.?
5 months ago

Answers : (2)

Arun
11577 Points
							
Dear Deepak
 
Please define the atom.
Baecause without it how can anyone calculate.
 
 
Regards
Arun (askIITians forum expert)
5 months ago
Khimraj
1883 Points
							
According to relation between radius(R) of atom and mass number(A)
R = R0A1/3
R0 = fermi constant = 1.2 fermi.
So mass number A = (2.5/1.2)3 = 9 amu.
Hope it clears if still you have doubt you can ask me.If you like answer then please approve it.
 
 
5 months ago
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