Question

Boron has two isotopes B^10&B^11 whose % abundance is 19.6%,and80.4%. Calculate average atomigc mass of boron​

Answer 1

Answer:

Here's your answer

Explanation:

Given => B^10

               B^11

average atomic mass= sum of (abundance X isotopic mass)/100

=19.6x10+80.4x11/100

=10.804

Hope it will help you.