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Mini-Ammonia Fountain Demonstration Kit for chemistry adds more color to the classic ammonia fountain demonstration by down-sizing it. This demo is safe, simple, and easy to set up—no need for ammonia gas cylinders.
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HOT DEAL with LIMITED QUANTITIES AVAILABLE!
Add more color to the classic ammonia fountain demonstration by down-sizing it! Safely collect ammonia gas in jumbo pipet bulbs, place them in a rainbow array of indicator solutions, and give each bulb a gentle squeeze to draw up just a drop of water. The bulbs instantly fill with liquid and all the indicators change color. A beautiful way to show students the amazing solubility of ammonia in water and its acid–base properties! This demo is safe, simple, and easy to set up—no need for ammonia gas cylinders. Teacher Demonstration Notes, along with both a reproducible student worksheet and answer sheet, are included.
Concepts: Ammonia gas, gas solubility, acid–base reactions, indicators.
Time Required: 20 minutes