Batteries produce free electrons that can be used as an energy source to operate devices such as computers. Various elements are used as the sources of such electrons. Which criteria identify an element that most efficiently can be used to produce free electrons?

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

Which statement can best be concluded from the ideal gas law?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals