Nuclei

Question: Atomic weight of boron is 10.81 and it has two isotopes $_5{B^{10}}$and $_5{B^{11}}$. Then ratio of $_5{B^{10}}{:_5}{B^{11}}$in nature would be

1) 19 : 81

2) 10 : 11

3) 15 : 16

4) 81 : 19

Solution:

Explanation: No Explanation

Nucleus Nuclear Reaction Modern Physics

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