single replacement 1. a piece of aluminum metal is added to a solution of silver nitrate. 2. aluminum metal is added to a solution of copper(ii) chloride. 3. hydrogen gas is passed over hot copper(ii) oxide. 4. small chunks of solid sodium are added to water. 5. calcium metal is added to a dilute solution of hydrochloric acid. 6. magnesium turnings are added to a solution of iron(iii) chloride. 7. chlorine gas is bubbled into a solution of sodium bromide. 8. a strip of magnesium is added to a solution of silver nitrate. 9. solid calcium is added to warm water. 10. liquid bromine is added to a solution of potassium iodide. 11. chlorine gas is bubbled into a solution of potassium iodide. 12. lead foil is immersed in silver nitrate solution. 13. solid zinc strips are added to a solution of copper(ii) sulfate. 14. sodium metal is added to water. 15. a bar of zinc metal is immersed in a solution of copper(ii) sulfate. 16. a small piece of sodium metal is added to distilled water.