Why is carbon 12 important?

Related questions

1. Which isotope is more abundant?
2. What does a Lewis symbol represent?
3. What is ET on the periodic table?
4. Which element is the most reactive?
5. How is atomic mass calculated?
6. What is A and Z in chemistry?
7. How do you find a neutral atom?
8. Are humans made of carbon 12?
9. What is an element key?
10. What is the percent abundance of lithium 6?

Tags

1. #other
2. #measured
3. #spectrometry
4. #carbon
5. #basis
6. #measurements
7. #their
8. #oxygen
9. #table
10. #picked
11. #physicists
12. #isotope
13. #compared
14. #could
15. #periodic
16. #particularly
17. #accurately
18. #atomic
19. #tended
20. #elements
21. #because