Has only 7 electrons so it want to bond with other elements so its very reactive and unstable. Hope this helps
9 g of hydrogen - 42 g of nitrogen
5 g of hydrogen - x g of nitrogen

The mass of nitrogen in the second sample is 23.33 g.
The Earths Surface, it’s also known as the troposphere also dense* lol
Answer:
Cells as Building Blocks
A cell is the smallest unit of a living thing. A living thing, whether made of one cell (like bacteria) or many cells (like a human), is called an organism. Thus, cells are the basic building blocks of all organisms. ... Several systems that function together form an organism (like a human being).