Answer
Naturally, there are different types of boron, some with a.m.u. equal to 10, 11 and others.
The value of the atomic weight displayed in the periodic table is an average atomic mass calculated according to the occurrences of different types of boron.
Work Step by Step
Naturally, there are different types of boron, some with a.m.u. equal to 10, 11 and others.
The value of the atomic weight displayed in the periodic table is an average atomic mass calculated according to the occurrences of different types of boron.