Ayuda por fa
Tengo poco tiempo para presentar esta wea aparte es mi primera pregunta

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

Apush or pull that moves or changes and object when to objects touch

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?