Noble gases share which characteristics? Check all that apply A.) they all have one free electron in their outer shell B.) they’re considered transition elements C.) they don’t react with other elements D.) they’re inert

The density of a planet is 0.69 g/cm3 (density of water is 1.0 g/cm3). which of the following planets might this be? a. mercury b. venus c. saturn d. mars

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange