250 kilograms is how many pounds? Make sure you have the correct number of sig figs and proper label.

What does the process of natural selection involve

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

How many moles of gas are present if p=11 atm, v=12l, t=185k?