What is the energy of a photon that has a wavelength of 5.20 x 10-7 m/s?

What happens when an acid dissolves?

The grooves or folds of the brain are called

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)