active transport requires the usage of energy in the form of ATP to  move something against is concentration gradient. Facilitated  diffusion is a form of simple diffusion i â¦ n that the substance moves  along with its concentration gradient, but it requires the use of a  transport protein.
Quick Answer. The atomic mass of the element neon is 20.18 amu, or atomic mass units. This number, which appears on the periodic table underneath the chemical symbol for neon, Ne, represents the weighted average of the isotopic masses of neon's isotopes based on their abundance in nature. Continue Reading.
What is neon's state of matter? At room temperature, neon's state of matter is gas. It is a very rare, inert gaseous element that is found in the noble gases section in group 18 of the periodic table. Neon is represented by the element symbol Ne, and its atomic number is 10.