There are four laser pointers that give off different colors off light. The wavelengths corresponding to these colors are:

violet-

red-

green-

blue-

yellow-

Which laser pointer is expected to give off light with the highest energy?

Which formula gives the relationship between the energy () of a photon as a function of the frequency () of light?

Which analytical method is used primarily to determine the functional groups present in a compound?

In a UV-visible absorption spectroscopy experiment, the length of the cell or cuvette is 1cm. Given the calibration curve for a substance, what is the molar extinction coefficient for this compound?