3. A recent survey suggests that American consume 60.0 pounds (lb.) of additional sugar (sucrose) per year. The average lifespan of the American male as of 2017 is 78.54 years.
a. How much additional sucrose does the average American male consume in his
lifetime?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.