Identify properties of metals, metalloids, and nonmetals

How many molecules are found in 1.32 mol of nacl?

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

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.