Pls helppp

Calculate the frequency for a wavelength of 485 nm.

Which scenario is most similar to the type of collision that gas particles have according to kinetic molecular theory

Which statement best describes what happens when molecular compounds melt

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.