In the NCl3 molecules there are banded pairs of electrons and nonbonded pairs of electrons attached to central atom?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Find the mass in grams of 1.37x1020 particles of h3po4

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.