Determine the frequency of a photon with an energy of 2.05 x 10^-13 J

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —

Rays from the sun are not considered matter true or false

In one or two grammatically correct sentences, write a definition for the term molecule geometry