Question

what is the mass number of the species 11 5 B​

Answer 1

Answer:

Boron-11 is the stable isotope of boron with relative atomic mass 11.009306, 80.1 atom percent natural abundance and nuclear spin 3/2. A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821].

Description: Boron-11 is the stable isotope of boron with relative atomic mass 11.00...

Synonyms: boron-11CHEBI:52451Boron-11B, 95 atom % 11B(11)B(11)5B

Molecular Weight: 11.009305 g/mol

Answer 2

Answer:

➡️Boron-11 is the stable isotope of boron with relative atomic mass 11.009306, 80.1 atom percent natural abundance and nuclear spin 3/2. A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821].✅