Question

The element carbon has 3 naturally occurring isotopes. About 99% of carbon isotopes are C-12, about 1% are C-13, and a tiny amount are C-14. What is the average atomic mass of carbon atoms?

A) 11.01 amu

B. 12.01 amu

C. 13.01 amu

D. 14.01 amu

Answer 1

Average atomic mass of carbon is 12.01 amu