UNIT 9 Energy and Matter Data Sh Name Date Physical Change Calculations (you must show all your work): Volume of water Mass of water Mass of ammonium chloride (g) Total mass of solution (9) Initial Temp (C) Final Temp (C) AT (C) Heat Transferred (cal) Avg. Heat transferred (cal) Chemical Change Calculations (you must show all your work): Volume of Hydrochloric acid solution Volume of ammonia solution mass of Hydrochloric acid solution Total mass of solution (9) Initial Temp (C) Final Temp (C) AT ( C) Heat Transferred (cal)