Calculate the volume of gases occupy in 0.75 mole of N2

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

my dad did alot of meth and ace cheeks

the dissolution of polymer can be thermodynamically described in 2 steps.