Fe2o3 is the major component in rust. how many atoms are in one molecule of rust? a. 1 b. 2 c. 3 d. 5

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.