What is the wavenumber of the stretching vibrational mode for the CO molecule, given that the force constant of the bond is 680 N*m-1? Is this mode IR-active? (Hint: μ should be in kg)

Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?

Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?