Write 0.00405 in scientific notation

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?

Will mark brainliest, , and, rate to the best answercompare the wins-to-losses ratios for the teams.

Write an equation of the parabola with the focus point of (0,1/3) and vertex at the origin. use x for the independent variable. explain. need !