Ends the TAA process and FDP Phase IV. Provided to the Army provides the operating and generating force structure at the standard requirements code (SRC) level of detail for the next 2-5 years Key input to the POM process
Both oxygen and hydrogen are reactive, colorless gases that are found in the air and are essential for your survival. The primary difference between the two elements is their physical and chemical properties.
The atoms of different elements are different from each other because they have different numbers of protons. The graphic below illustrates this point by showing the atoms of two elements in the containers of oxygen and hydrogen. The atoms in oxygen are identical to each other.