519nm is the wavelength. Using your knowledge of the speed of light equation, what is the frequency of this green light. Show your work.

What diagram shows the ionic compound of magnesium oxide

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

Amechanical wave that transports a lot of energy will have a