What is the number 6.02x10^23 also known as?

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.

What is the measured amount of a product obtained from a chemical reaction?

Name 3 types of energy you see being used as you look around a classroom