A gaseous mixture at a constant temperature contains 02, CO2, and helium. Which of the following list the three gases in order of increasing rates of effusion

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

What were the success and failures that came to boyle’s excitements?

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter