SMoll PP story, got a pp stuck in a soda bottle! tell me a dumb long story and get brainliest

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.