Difference between revisions of "Cold Boiling--water in a vacuum"
From UO Physics Demonstration Catalog
| Line 1: | Line 1: | ||
{{NewDemo|subject=Thermodynamics|topic=Ideal Gas Law|file1=}} | {{NewDemo|subject=Thermodynamics|topic=Ideal Gas Law|file1=}} | ||
A beaker of water is placed in a bell jar and evacuate it.. When the jar is evacuated the water begins to boil. Use a beaker of ice water and when you get the proper temperature, wou will have triple point, ice , water, and vapor. | A beaker of water is placed in a bell jar and evacuate it.. When the jar is evacuated the water begins to boil. Use a beaker of ice water and when you get the proper temperature, wou will have triple point, ice , water, and vapor. Can help to put Drier Rite pellets to absorb water vapor. | ||
'''Location:''' | '''Location:''' | ||
| Line 7: | Line 7: | ||
* Vacuum pump and Bell Jar on cart across from Shelf A | * Vacuum pump and Bell Jar on cart across from Shelf A | ||
* Beakers on shelves next to Fume Hood | * Beakers on shelves next to Fume Hood | ||
*Drier Rite Pellets in Cabinet below Fume Hood or purchase at Chem Stores | |||
Latest revision as of 17:47, 9 January 2023
Return to Ideal Gas Law
Description:
A beaker of water is placed in a bell jar and evacuate it.. When the jar is evacuated the water begins to boil. Use a beaker of ice water and when you get the proper temperature, wou will have triple point, ice , water, and vapor. Can help to put Drier Rite pellets to absorb water vapor.
Location:
- Vacuum pump and Bell Jar on cart across from Shelf A
- Beakers on shelves next to Fume Hood
- Drier Rite Pellets in Cabinet below Fume Hood or purchase at Chem Stores
