The unit cell in a certain lattice consists of a cube formed by the anion Y at each corner, the anion Y in the center and the cation X at the center of each face. The formula of the crystalline solid is:

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.

Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1