Suppose an electron transitions to the second energy level by emitting a photos with a wavelength of 4.35 X 10-7m. On what energy level did the
electron originate Justify your answer

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products

Explain what happened when the storm surges from hurricanes reached the gulf coast