Station 12 What is the wavelength and the color if the
frequency is at 724 THz?
Color
violet
blue
green
yellow
orange
red
Wavelength
380-450 nm
450-495 nm
495-570 nm
570-590 nm
590-620 nm
620-750 nm

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms