What is the frequency of light that has an energy of 1.8 x 10-15 j? 6.626 x 10-34 js 2.7 x 1018 hz 3.7 x 10-19 hz 1.2 x 10-48 hz

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

What is bromine+calcium iodide--> calcium bromide +iodine balanced