Define trace gas in simple ​

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same