What contains pigments that absorb light energy

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

What is the overall order of reaction for rate = k[no]2[o2]

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage