I need help, pls show your work. (disregard the part that says 3 points bc that's on the assignment I'm really giving 10 points on )

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)

How many grams of aluminum will there be in 98g of al2o3?

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.