Question

which substances give heat and light after combustion..
GIVE PROPER ANSWER​

Answer 1

Answer:

Explanation:

The burning of magnesium in air to produce heat and light is a combustion process. Magnesium is a combustible substance. When charcoal burns,then the carbon of charcoal combines with the oxygen of air to form carbon dioxide. A lot of heat is produced in the combustion reaction but only a little light is produced.

Answer 2

Answer:

The burning of magnesium in air to produce heat and light is a combustion process. Magnesium is a combustible substance. When charcoal burns,then the carbon of charcoal combines with the oxygen of air to form carbon dioxide. A lot of heat is produced in the combustion reaction but only a little light is produced.

Explanation:

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