How many grams of calcium phosphate are required to give 30 grams of phosphorus

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.

How many moles are in 43.9 l of oxygen

Which three statements represent the benefits of performing experiments using computer simulations?