What is the name of the ionic compound cao

Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?

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

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.