explain by an experiment thatair (oxygen) is necessary for combustion?
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Take a burning candle and cover the burning candle with a glass jar so that the candle is in an air tight room.
After some time the candles dims and goes out. This shows that air (oxygen) is necessary for combustion.
After some time the candles dims and goes out. This shows that air (oxygen) is necessary for combustion.
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Take a candle and burn it with match stick and place it under a glass.The candle stops burning . because of not having oxygen.
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