Explain why pigment molecules can only absorb some of the photons of visible light, while other photons of visible light are reflected.  Explain what is happening in a pigment molecule at the level of the electrons in the atom(s) of the pigment molecule.

20. Since heating is used to deodorize oils in the refining process, what can you conclude about the size and saturation of the odorant molecules relative to fatty acids? A) Odorant molecules should be larger and/or less saturated than typical fatty acids B) Odorant molecules should be smaller and/or less saturated than typical fatty acids C) Odorant molecules should be smaller and/or more saturated than typical fatty acids D) Odorant molecules should be larger and/or more saturated than typical fatty acids

#5 the structure labeled as number 1 is??

Explain why oil does not dissolve in water ?