The natural abundance of C-12 and C-13 are 98.90% and 1.10% respectively. The average atomic mass of carbon is:
A. 12 amu
B. 12.011 amu
C. 14 amu
D. 12.90 amu
Answer:B
The natural abundance of C-12 and C-13 are 98.90% and 1.10% respectively. The average atomic mass of carbon is:
A. 12 amu B. 12.011 amu C. 14 amu D. 12.90 amu