Some years ago at the University of North Carolina at Chapel Hill, I taught a one-semester inorganic course for BS chemistry majors. During the class we covered all the noncarbon elements in a ...
Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...
In this video, we explore the fundamental question: Why does changing just one proton in the nucleus of an atom create a different element? The number of protons in an atomic nucleus determines the ...