Question

1. to prove that air is essential for combustion?​

Answer 1

Answer:

Take a candle and fix it on a table. The candle is lighted. ... After some time, when all the oxygen of air inside the gas jar is used up, then the burning candle gets extinguished. This proves that air is necessary for combustion of substances

Explanation:

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Answer 2

Answer:

1. Cover the burning candle with a glass jar.After few minutes the candle is extinguished. As the supply of air is stopped due to glass jar the burning of candle is also stopped. This experiment proves that air supports burning.

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