General Chemistry

Free Version

Upgrade subject to access all content

Easy

Calculate the Atomic Mass of Carbon

CHEM-L5RWPR

Given the table below, calculate the average atomic mass for carbon:

$\textrm{ mass number}$ $\textrm{ exact mass (amu)}$ $\textrm{ percent abundance }$
Isotope 12 $12$ $12.000000$ $98.90$
Isotope 13 $13$ $13.003355$ $1.100$

$\ $