The activation energy of an endothermic reaction -
O must be less than the required AH
O is not needed for the required AH
must be greater than the required AH
must be equal to the required AH

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99