Describe the orbital notation and electron configuration notation to describe the placement of all of the electrons in an atom of nitrogen.

Jessica is traveling from miami, florida, to chicago, illinois. using the map, tell one way the land will change during the second half of her trip.

Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous

Which of the following is not true about the atomic model of substances?