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Water Boil By Pressure Reduction


Boil Water at 60 Degrees

Demonstrate concept of reducing boiling temperature of water by reducing pressure.

Equipment needed: Pressure gauge with valve combination Vacuum Pump Hot Plate Thermometer Beaker with Water High Vacuum Grease

Instructions: - Preheat water to 60 degrees Celsius on the hot plate - Hook up vacuum hose to the pipes as shown in the picture - Valves are closed when perpendicular to pipe and open when in the horizontal position - Place beaker with water on steel plate and put cover on top - Turn the pump on and wait until the water boils (around -25 on the pressure gauge) - To release the pressure open the end valve - You may need to apply High Vacuum Grease to the glass/steel seal Updated on: 06/12/13





Demo room information

Location —-
Maker Unknown
Current State Working
demonstrations/4_thermodynamics/4c_change_of_state/water_boil_by_pressure_reduction/start.txt · Last modified: 2019/02/14 23:33 (external edit)