P2.60 An environmental group's website claims that about 5.6 billion metric tons of CO, are pumped into the atmosphere every year, about a quarter of which come from U.S. energy use. If there are 300 million people in the United States, how many pounds of CO, are produced per person
year? Does this claim seem reasonable? To check, calculate the CO, generated by combustion of gasoline, assuming gasoline is CgH,g, has a specific gravity of 0.7, and reacts completely with O, to form CO, and H,O, and that the average U.S. automobile gets 27.5 miles per gallon. Make any reasonable assumptions, and/or look up additional information, as