Aluminum (Al) and silver tarnish (Ag2S) yield pure silver (Ag) in an aluminum
sulfide solution.
3A82S + 2A1 —6Ag + Al2S3
What are the reactants and products in this
reaction?

Easy definition for atom and atomic mass

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 the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules