The natural boron is composed of two isotopes `._5beta^10`  and
Channel: Doubtnut
Date: 2020-08-02

The natural boron is composed of two isotopes `._5beta^10`  and `._5beta^11` having masses `10.003 u` and `11.009 u` resp. Find the relative abudance of each isotope in the natural boron if atomic mass of natural boron is 10.81u.