Question

Feel free to message me if you have any questions about Science, Chemistry, History, Physics or Math. You can also tag me in your posts!

Answer 1

http://prntscr.com/ckrdnk

Answer 2

@Angle @Ultrilliam @Awolflover1 @Bob

Answer 3

@joshiscool
http://chemistry.about.com/od/carbon/f/What-Is-The-Difference-Between-Carbon-12-And-Carbon-14.htm

Answer 4

http://prntscr.com/ckrvv0

Answer 5

Atomic number is the number of protons an element has

Also these are chemistry questions