4A1 + 302 → 2A1,03 5. If 3.17 g of aluminum, Al, is allowed to react with 2.55 g of Oz, how many grams of
aluminum oxide will be produced? (Hint: Must determine limiting reactant.)
(molar mass Al = 26.98, molar mass O2 = 32.00, molar mass Al2O3 = 101.96)

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.