Take a beaker with some water and place a lighted candle in standing position in it.Now cover the candle with a test tube.For how long does candle keep on burning?How much water rises up in the test tube? Why did it happen so?
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Answer:
The candle will stop burning as the oxygen supply is cut and the water will rise a little in test tube.
Explanation: Because twice as much oxygen is burned than carbon dioxide released, the air volume decreases.
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Answer: The candle will stop burning as the oxygen supply is cut and the water will rise a little in test tube. Explanation: Because twice as much oxygen is burned than carbon dioxide released, the air volume decreases.
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