enter your answer in the provided box.
how much more energy per photon is there in green light of wavelength 536 nm than in red light of wavelength
622 nm?
__× 10 __ j
(enter your answer in scientific notation.)

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices