Set up the Magic Trick. In the glass, mix together a little baking soda and vinegar. You want roughly equal amounts of the chemicals, like 2 …
4 Ways to Extinguish a Candle – wikiHow
Part 1: Producing the carbon dioxide gas. Place the plastic pop bottle/conical flask on the table. Carefully pour the vinegar into the bottle. Open up the mouth of the balloon (put the first two fingers or thumbs on each hand inside the mouth of the balloon and stretch). Ask a student to spoon the baking soda into the balloon.
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How do you extinguish a candle with an invisible gas?
The flame will be extinguished by the invisible gas. Another way to perform this trick is to pour the gas that you just made into an empty glass and then pour the apparently empty glass over the candle flame.
How to blow out a candle with carbon dioxide?
You’re ready to blow out a candle. If you don’t have a candle handy, you can cover the glass with plastic wrap to store the carbon dioxide. Simply pour the gas from the glass onto the candle. Try to avoid splashing liquid on the flame, since it’s not exactly amazing when water puts out a fire. The flame will be extinguished by the invisible gas.
How do you use carbon dioxide to extinguish a flame?
They then use one of the physical properties of carbon dioxide to extinguish a flame with what looks like magic. Mixing vinegar (acid) and baking soda (base) creates a chemical reaction. When the two combine they create carbon dioxide (CO 2) gas.
Why is the flame of a candle extinguished?
So, you may be wondering why the flame is extinguished. It’s because a candle needs three things to sustain a flame: fuel, oxygen, and heat. The heat overcomes the energy needed for the combustion reaction reaction.
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CO2 candle extinguisher – Cool science experiment Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher