Provide concise answers to the following questions about the organic chemistry of thermochemical processing:
1. List and indicate the structural formula for functional groups important to biomass chemistry.
2. List the following differences between petroleum-derived and biomass-derived chemicals: basic buildings blocks, elemental analysis (CXHyOZ), polarity, water solubility, heating value.
3. How are aromatic compounds distinct from other organic compounds?
4. Describe the three principle polymers of plant fibers, their composition, and their role in plant biomass.
Write the structural formula for lipids and terpenes, describe their similarities and differences, and indicate why they attractive feedstock for production of biofuels.