Modern atomic theory states that the atom is a diffuse cloud surrounding a small, dense nucleus. identify which particle is in the nucleus. a) ion b) proton c) electron d) free radical

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

What can you increase the strength of an electromagnet by

During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.