The reaction between aluminum phosphate and barium hydroxide proceeds as follows: 2 alpo4 + 3 ba(oh)2 → ba3(po4)2 + 2 al(oh)3. to produce 28.1 mol ba3(po4)2, how many moles of alpo4 are needed? 18.7 mol ALPO4
28.1 mol ALPO4
56.2 mol ALPO4
169 mol ALPO4

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

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.

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?