Given the unbalanced equation showing the reactants and product of a reaction occurring at 298 K and 100. kPa:
Pa(s) Cl2(g) - PC13(0 + energy
State why this reaction is a synthesis reaction.

What is the number of atoms in 3.54 mol s

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.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.