Balance the equation below for the reaction, using the smallest whole number coefficients. P4(s) +_ _Cl2(g)
_PC13()+ energy

What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?

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

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?