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Putting a candle out with carbon dioxide

Putting a candle out with carbon dioxide

In this experiment we produce carbon dioxide with vinegar and baking powder.

02:24

Physics

Keywords

mechanics, experiment, carbon dioxide, fire, candle, baking powder, vinegar, cellar, combustion, poisoning, physics, flame

On-screen labels

CO2, O (oxigén), C (szén), candle, baking powder, vinegar, glass, lighter, Pour some baking powder into a large glass, then place a candle inside the glass and light it., Now carefully pour a little vinegar onto the baking powder., The vinegar reacts with the baking powder, producing a large amount of carbon dioxide., Shortly after the reaction takes place, the candle goes out., Why did the candle go out?, Carbon dioxide is heavier than air and does not support combustion., Since it is produced at the bottom of the glass, it gradually pushes the oxygen, which supports combustion, out of the glass., When the rising carbon dioxide engulfs the flame, the candle goes out.
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