What is the process of pulling apart an n2 molecule nevermind i got it

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

What element is able to combine with itself and hydrogen to form large molecules ?

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13