According to kinetic molecular theory which statement best describes collisions between gas particles? A. They are elastic
B. They are predictable
C. They decrease the particles energy
D. They cause the particles to stick together.

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.

How do i turn 2 s into one in the products

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.