Thank you very much, Miss Fong. For example, salt is a pure substance made only of sodium chloride. None of these examples is a chemically pure substance. Sea water is not pure because it is a ...

Thank you very much, Miss Fong. For example, salt is a pure substance made only of sodium chloride. None of these examples is a chemically pure substance. Sea water is not pure because it is a ...

A little water helps expose the sodium so it can react with the chlorine gas. The reaction releases a lot of heat as the ionic compound sodium chloride is formed. A sodium and chlorine atom are near ...

as the main substance used—sodium chloride—is much more prevalent and easier to acquire than lithium. Furthermore, sodium tends to be safer as it isn’t as reactive as lithium. Sodium-ion ...