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A candle flame consumes oxygen and produces water vapour and carbon dioxide. Carbon dioxide is heavier than air. But cover two candles with a jar and the taller one goes out first … why?
Tuesday, April 17, 2007
Two Candle Riddle
A candle flame consumes oxygen and produces water vapour and carbon dioxide. Carbon dioxide is heavier than air. But cover two candles with a jar and the taller one goes out first … why?
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