An atom with a high metallic character usually has a electron affinity and a atomic radius. a. low, small
b. high, large
c. low, large
d. high, small

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

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid