Iv. working backwards-identifying the starting carbonyls show which two carbonyl compounds could have been used to synthesize the following compounds by aldol condensation. hint: you should start by identifying the new c-c bond in each compound. v. synthesis involving reactions at the α-carbon of a carbonyl provide the appropriate reagents for each step in the following syntheses. h 3 c h 3 c h 3 c o h o ph o a) b) c) oh oh o o o o o

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