Reaction of Hydrogen and Oxygen
[L | t+ | ★★★★]
Balloons of hydrogen, oxygen, and a mixture of the two gases are burned.
Two Scales Precision vs. Capacity
[S | t+ | ★★★]
Two weighing scales with different ranges and sensitivities, with video of pan and read-out to projection screen.
Reaction of Sodium and Water
[L | t+ | ★★★★]
Sodium undergoes a reaction with water.
Reaction of Magnesium and Air
[S | t | ★★★]
A magnesium ribbon is held with tongs and lit with a match or torch, making a bright flame that consumes the ribbon from the bottom up.
Reaction of Propane and Oxygen
[M | t+ | ★★★]
A oxy-propane torch is lit with just propane, and the flame examined, before oxygen is added, changing the flame character and temperature.
Hot and Cold Packs
[ S | t | ★★ ]
Ammonium nitrate instant cold packs, and calcium chloride instant hot packs, to distribute.
Specific Heat of Copper
[ S | t+ | ★★ ]
Copper is heated to 100°C and added to room temperature water in a calorimeter. Specific Heat calculated.
Contact Us
Mailing Address: Lecture Demonstration Services, Science Center, Rm B-08A, 1 Oxford Street, Cambridge, MA 02138
Campus Location: Science Center B-08A | Tel: (617) 495-5824 | Email: scidemos-at-fas.harvard.edu