Does the surface area of an object affect how fast it falls?

The p sub shell can hold up to 8 electrons in an atom. true or false?

What is the mass of 4 molecules of co2

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car